100649920

素因数分解:

$2^6\times 5^1\times 7^4\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 140

約数和(自身を含む): 281735784

約数和(自身を除く): 181085864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 131, 140, 160, 196, 224, 245, 262, 280, 320, 343, 392, 448, 490, 524, 560, 655, 686, 784, 917, 980, 1048, 1120, 1310, 1372, 1568, 1715, 1834, 1960, 2096, 2240, 2401, 2620, 2744, 3136, 3430, 3668, 3920, 4192, 4585, 4802, 5240, 5488, 6419, 6860, 7336, 7840, 8384, 9170, 9604, 10480, 10976, 12005, 12838, 13720, 14672, 15680, 18340, 19208, 20960, 21952, 24010, 25676, 27440, 29344, 32095, 36680, 38416, 41920, 44933, 48020, 51352, 54880, 58688, 64190, 73360, 76832, 89866, 96040, 102704, 109760, 128380, 146720, 153664, 179732, 192080, 205408, 224665, 256760, 293440, 314531, 359464, 384160, 410816, 449330, 513520, 629062, 718928, 768320, 898660, 1027040, 1258124, 1437856, 1572655, 1797320, 2054080, 2516248, 2875712, 3145310, 3594640, 5032496, 6290620, 7189280, 10064992, 12581240, 14378560, 20129984, 25162480, 50324960, 100649920]

約数ペア:

[(1, 100649920), (2, 50324960), (4, 25162480), (5, 20129984), (7, 14378560), (8, 12581240), (10, 10064992), (14, 7189280), (16, 6290620), (20, 5032496), (28, 3594640), (32, 3145310), (35, 2875712), (40, 2516248), (49, 2054080), (56, 1797320), (64, 1572655), (70, 1437856), (80, 1258124), (98, 1027040), (112, 898660), (131, 768320), (140, 718928), (160, 629062), (196, 513520), (224, 449330), (245, 410816), (262, 384160), (280, 359464), (320, 314531), (343, 293440), (392, 256760), (448, 224665), (490, 205408), (524, 192080), (560, 179732), (655, 153664), (686, 146720), (784, 128380), (917, 109760), (980, 102704), (1048, 96040), (1120, 89866), (1310, 76832), (1372, 73360), (1568, 64190), (1715, 58688), (1834, 54880), (1960, 51352), (2096, 48020), (2240, 44933), (2401, 41920), (2620, 38416), (2744, 36680), (3136, 32095), (3430, 29344), (3668, 27440), (3920, 25676), (4192, 24010), (4585, 21952), (4802, 20960), (5240, 19208), (5488, 18340), (6419, 15680), (6860, 14672), (7336, 13720), (7840, 12838), (8384, 12005), (9170, 10976), (9604, 10480)]