99397360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65393}}^1$

素因数の和:65425

約数の個数: 40

約数和(自身を含む): 243265680

約数和(自身を除く): 143868320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 65393, 130786, 261572, 326965, 523144, 653930, 1046288, 1242467, 1307860, 2484934, 2615720, 4969868, 5231440, 6212335, 9939736, 12424670, 19879472, 24849340, 49698680, 99397360]

約数ペア:

[(1, 99397360), (2, 49698680), (4, 24849340), (5, 19879472), (8, 12424670), (10, 9939736), (16, 6212335), (19, 5231440), (20, 4969868), (38, 2615720), (40, 2484934), (76, 1307860), (80, 1242467), (95, 1046288), (152, 653930), (190, 523144), (304, 326965), (380, 261572), (760, 130786), (1520, 65393)]