99419020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4289}}^1$

素因数の和:4378

約数の個数: 48

約数和(自身を含む): 223423200

約数和(自身を除く): 124004180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4289, 4636, 5795, 8578, 11590, 17156, 21445, 23180, 42890, 81491, 85780, 162982, 261629, 325964, 407455, 523258, 814910, 1046516, 1308145, 1629820, 2616290, 4970951, 5232580, 9941902, 19883804, 24854755, 49709510, 99419020]

約数ペア:

[(1, 99419020), (2, 49709510), (4, 24854755), (5, 19883804), (10, 9941902), (19, 5232580), (20, 4970951), (38, 2616290), (61, 1629820), (76, 1308145), (95, 1046516), (122, 814910), (190, 523258), (244, 407455), (305, 325964), (380, 261629), (610, 162982), (1159, 85780), (1220, 81491), (2318, 42890), (4289, 23180), (4636, 21445), (5795, 17156), (8578, 11590)]