299815000

素因数分解:

$2^3\times 5^4\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1070

約数の個数: 80

約数和(自身を含む): 714708720

約数和(自身を除く): 414893720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 200, 244, 250, 305, 488, 500, 610, 625, 983, 1000, 1220, 1250, 1525, 1966, 2440, 2500, 3050, 3932, 4915, 5000, 6100, 7625, 7864, 9830, 12200, 15250, 19660, 24575, 30500, 38125, 39320, 49150, 59963, 61000, 76250, 98300, 119926, 122875, 152500, 196600, 239852, 245750, 299815, 305000, 479704, 491500, 599630, 614375, 983000, 1199260, 1228750, 1499075, 2398520, 2457500, 2998150, 4915000, 5996300, 7495375, 11992600, 14990750, 29981500, 37476875, 59963000, 74953750, 149907500, 299815000]

約数ペア:

[(1, 299815000), (2, 149907500), (4, 74953750), (5, 59963000), (8, 37476875), (10, 29981500), (20, 14990750), (25, 11992600), (40, 7495375), (50, 5996300), (61, 4915000), (100, 2998150), (122, 2457500), (125, 2398520), (200, 1499075), (244, 1228750), (250, 1199260), (305, 983000), (488, 614375), (500, 599630), (610, 491500), (625, 479704), (983, 305000), (1000, 299815), (1220, 245750), (1250, 239852), (1525, 196600), (1966, 152500), (2440, 122875), (2500, 119926), (3050, 98300), (3932, 76250), (4915, 61000), (5000, 59963), (6100, 49150), (7625, 39320), (7864, 38125), (9830, 30500), (12200, 24575), (15250, 19660)]