64401807400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{28697}}^1$

素因数の和:28956

約数の個数: 144

約数和(自身を含む): 174947312700

約数和(自身を除く): 110545505300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 229, 245, 280, 350, 392, 458, 490, 700, 916, 980, 1145, 1225, 1400, 1603, 1832, 1960, 2290, 2450, 3206, 4580, 4900, 5725, 6412, 8015, 9160, 9800, 11221, 11450, 12824, 16030, 22442, 22900, 28697, 32060, 40075, 44884, 45800, 56105, 57394, 64120, 80150, 89768, 112210, 114788, 143485, 160300, 200879, 224420, 229576, 280525, 286970, 320600, 401758, 448840, 561050, 573940, 717425, 803516, 1004395, 1122100, 1147880, 1406153, 1434850, 1607032, 2008790, 2244200, 2812306, 2869700, 4017580, 5021975, 5624612, 5739400, 6571613, 7030765, 8035160, 10043950, 11249224, 13143226, 14061530, 20087900, 26286452, 28123060, 32858065, 35153825, 40175800, 46001291, 52572904, 56246120, 65716130, 70307650, 92002582, 131432260, 140615300, 164290325, 184005164, 230006455, 262864520, 281230600, 322009037, 328580650, 368010328, 460012910, 644018074, 657161300, 920025820, 1150032275, 1288036148, 1314322600, 1610045185, 1840051640, 2300064550, 2576072296, 3220090370, 4600129100, 6440180740, 8050225925, 9200258200, 12880361480, 16100451850, 32200903700, 64401807400]

約数ペア:

[(1, 64401807400), (2, 32200903700), (4, 16100451850), (5, 12880361480), (7, 9200258200), (8, 8050225925), (10, 6440180740), (14, 4600129100), (20, 3220090370), (25, 2576072296), (28, 2300064550), (35, 1840051640), (40, 1610045185), (49, 1314322600), (50, 1288036148), (56, 1150032275), (70, 920025820), (98, 657161300), (100, 644018074), (140, 460012910), (175, 368010328), (196, 328580650), (200, 322009037), (229, 281230600), (245, 262864520), (280, 230006455), (350, 184005164), (392, 164290325), (458, 140615300), (490, 131432260), (700, 92002582), (916, 70307650), (980, 65716130), (1145, 56246120), (1225, 52572904), (1400, 46001291), (1603, 40175800), (1832, 35153825), (1960, 32858065), (2290, 28123060), (2450, 26286452), (3206, 20087900), (4580, 14061530), (4900, 13143226), (5725, 11249224), (6412, 10043950), (8015, 8035160), (9160, 7030765), (9800, 6571613), (11221, 5739400), (11450, 5624612), (12824, 5021975), (16030, 4017580), (22442, 2869700), (22900, 2812306), (28697, 2244200), (32060, 2008790), (40075, 1607032), (44884, 1434850), (45800, 1406153), (56105, 1147880), (57394, 1122100), (64120, 1004395), (80150, 803516), (89768, 717425), (112210, 573940), (114788, 561050), (143485, 448840), (160300, 401758), (200879, 320600), (224420, 286970), (229576, 280525)]