31616300

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 71682912

約数和(自身を除く): 40066612

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 71, 73, 100, 122, 142, 146, 244, 284, 292, 305, 355, 365, 610, 710, 730, 1220, 1420, 1460, 1525, 1775, 1825, 3050, 3550, 3650, 4331, 4453, 5183, 6100, 7100, 7300, 8662, 8906, 10366, 17324, 17812, 20732, 21655, 22265, 25915, 43310, 44530, 51830, 86620, 89060, 103660, 108275, 111325, 129575, 216550, 222650, 259150, 316163, 433100, 445300, 518300, 632326, 1264652, 1580815, 3161630, 6323260, 7904075, 15808150, 31616300]

約数ペア:

[(1, 31616300), (2, 15808150), (4, 7904075), (5, 6323260), (10, 3161630), (20, 1580815), (25, 1264652), (50, 632326), (61, 518300), (71, 445300), (73, 433100), (100, 316163), (122, 259150), (142, 222650), (146, 216550), (244, 129575), (284, 111325), (292, 108275), (305, 103660), (355, 89060), (365, 86620), (610, 51830), (710, 44530), (730, 43310), (1220, 25915), (1420, 22265), (1460, 21655), (1525, 20732), (1775, 17812), (1825, 17324), (3050, 10366), (3550, 8906), (3650, 8662), (4331, 7300), (4453, 7100), (5183, 6100)]