2019773600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1237}}^1$

素因数の和:1427

約数の個数: 144

約数和(自身を含む): 5348204568

約数和(自身を除く): 3328430968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 157, 160, 200, 208, 260, 314, 325, 400, 416, 520, 628, 650, 785, 800, 1040, 1237, 1256, 1300, 1570, 2041, 2080, 2474, 2512, 2600, 3140, 3925, 4082, 4948, 5024, 5200, 6185, 6280, 7850, 8164, 9896, 10205, 10400, 12370, 12560, 15700, 16081, 16328, 19792, 20410, 24740, 25120, 30925, 31400, 32162, 32656, 39584, 40820, 49480, 51025, 61850, 62800, 64324, 65312, 80405, 81640, 98960, 102050, 123700, 125600, 128648, 160810, 163280, 194209, 197920, 204100, 247400, 257296, 321620, 326560, 388418, 402025, 408200, 494800, 514592, 643240, 776836, 804050, 816400, 971045, 989600, 1286480, 1553672, 1608100, 1632800, 1942090, 2524717, 2572960, 3107344, 3216200, 3884180, 4855225, 5049434, 6214688, 6432400, 7768360, 9710450, 10098868, 12623585, 12864800, 15536720, 19420900, 20197736, 25247170, 31073440, 38841800, 40395472, 50494340, 63117925, 77683600, 80790944, 100988680, 126235850, 155367200, 201977360, 252471700, 403954720, 504943400, 1009886800, 2019773600]

約数ペア:

[(1, 2019773600), (2, 1009886800), (4, 504943400), (5, 403954720), (8, 252471700), (10, 201977360), (13, 155367200), (16, 126235850), (20, 100988680), (25, 80790944), (26, 77683600), (32, 63117925), (40, 50494340), (50, 40395472), (52, 38841800), (65, 31073440), (80, 25247170), (100, 20197736), (104, 19420900), (130, 15536720), (157, 12864800), (160, 12623585), (200, 10098868), (208, 9710450), (260, 7768360), (314, 6432400), (325, 6214688), (400, 5049434), (416, 4855225), (520, 3884180), (628, 3216200), (650, 3107344), (785, 2572960), (800, 2524717), (1040, 1942090), (1237, 1632800), (1256, 1608100), (1300, 1553672), (1570, 1286480), (2041, 989600), (2080, 971045), (2474, 816400), (2512, 804050), (2600, 776836), (3140, 643240), (3925, 514592), (4082, 494800), (4948, 408200), (5024, 402025), (5200, 388418), (6185, 326560), (6280, 321620), (7850, 257296), (8164, 247400), (9896, 204100), (10205, 197920), (10400, 194209), (12370, 163280), (12560, 160810), (15700, 128648), (16081, 125600), (16328, 123700), (19792, 102050), (20410, 98960), (24740, 81640), (25120, 80405), (30925, 65312), (31400, 64324), (32162, 62800), (32656, 61850), (39584, 51025), (40820, 49480)]