99862480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65699}}^1$

素因数の和:65731

約数の個数: 40

約数和(自身を含む): 244404000

約数和(自身を除く): 144541520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 65699, 131398, 262796, 328495, 525592, 656990, 1051184, 1248281, 1313980, 2496562, 2627960, 4993124, 5255920, 6241405, 9986248, 12482810, 19972496, 24965620, 49931240, 99862480]

約数ペア:

[(1, 99862480), (2, 49931240), (4, 24965620), (5, 19972496), (8, 12482810), (10, 9986248), (16, 6241405), (19, 5255920), (20, 4993124), (38, 2627960), (40, 2496562), (76, 1313980), (80, 1248281), (95, 1051184), (152, 656990), (190, 525592), (304, 328495), (380, 262796), (760, 131398), (1520, 65699)]