945310900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4999}}^1$

素因数の和:5105

約数の個数: 72

約数和(自身を含む): 2152640000

約数和(自身を除く): 1207329100

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 61, 62, 100, 122, 124, 155, 244, 305, 310, 610, 620, 775, 1220, 1525, 1550, 1891, 3050, 3100, 3782, 4999, 6100, 7564, 9455, 9998, 18910, 19996, 24995, 37820, 47275, 49990, 94550, 99980, 124975, 154969, 189100, 249950, 304939, 309938, 499900, 609878, 619876, 774845, 1219756, 1524695, 1549690, 3049390, 3099380, 3874225, 6098780, 7623475, 7748450, 9453109, 15246950, 15496900, 18906218, 30493900, 37812436, 47265545, 94531090, 189062180, 236327725, 472655450, 945310900]

約数ペア:

[(1, 945310900), (2, 472655450), (4, 236327725), (5, 189062180), (10, 94531090), (20, 47265545), (25, 37812436), (31, 30493900), (50, 18906218), (61, 15496900), (62, 15246950), (100, 9453109), (122, 7748450), (124, 7623475), (155, 6098780), (244, 3874225), (305, 3099380), (310, 3049390), (610, 1549690), (620, 1524695), (775, 1219756), (1220, 774845), (1525, 619876), (1550, 609878), (1891, 499900), (3050, 309938), (3100, 304939), (3782, 249950), (4999, 189100), (6100, 154969), (7564, 124975), (9455, 99980), (9998, 94550), (18910, 49990), (19996, 47275), (24995, 37820)]