19889528300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{23563}}^1$

素因数の和:23967

約数の個数: 72

約数和(自身を含む): 45161442816

約数和(自身を除く): 25271914516

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 367, 460, 575, 734, 1150, 1468, 1835, 2300, 3670, 7340, 8441, 9175, 16882, 18350, 23563, 33764, 36700, 42205, 47126, 84410, 94252, 117815, 168820, 211025, 235630, 422050, 471260, 541949, 589075, 844100, 1083898, 1178150, 2167796, 2356300, 2709745, 5419490, 8647621, 10838980, 13548725, 17295242, 27097450, 34590484, 43238105, 54194900, 86476210, 172952420, 198895283, 216190525, 397790566, 432381050, 795581132, 864762100, 994476415, 1988952830, 3977905660, 4972382075, 9944764150, 19889528300]

約数ペア:

[(1, 19889528300), (2, 9944764150), (4, 4972382075), (5, 3977905660), (10, 1988952830), (20, 994476415), (23, 864762100), (25, 795581132), (46, 432381050), (50, 397790566), (92, 216190525), (100, 198895283), (115, 172952420), (230, 86476210), (367, 54194900), (460, 43238105), (575, 34590484), (734, 27097450), (1150, 17295242), (1468, 13548725), (1835, 10838980), (2300, 8647621), (3670, 5419490), (7340, 2709745), (8441, 2356300), (9175, 2167796), (16882, 1178150), (18350, 1083898), (23563, 844100), (33764, 589075), (36700, 541949), (42205, 471260), (47126, 422050), (84410, 235630), (94252, 211025), (117815, 168820)]