18680100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 54871488

約数和(自身を除く): 36191388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 877, 1065, 1420, 1754, 1775, 2130, 2631, 3508, 3550, 4260, 4385, 5262, 5325, 7100, 8770, 10524, 10650, 13155, 17540, 21300, 21925, 26310, 43850, 52620, 62267, 65775, 87700, 124534, 131550, 186801, 249068, 263100, 311335, 373602, 622670, 747204, 934005, 1245340, 1556675, 1868010, 3113350, 3736020, 4670025, 6226700, 9340050, 18680100]

約数ペア:

[(1, 18680100), (2, 9340050), (3, 6226700), (4, 4670025), (5, 3736020), (6, 3113350), (10, 1868010), (12, 1556675), (15, 1245340), (20, 934005), (25, 747204), (30, 622670), (50, 373602), (60, 311335), (71, 263100), (75, 249068), (100, 186801), (142, 131550), (150, 124534), (213, 87700), (284, 65775), (300, 62267), (355, 52620), (426, 43850), (710, 26310), (852, 21925), (877, 21300), (1065, 17540), (1420, 13155), (1754, 10650), (1775, 10524), (2130, 8770), (2631, 7100), (3508, 5325), (3550, 5262), (4260, 4385)]