202280270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 402831360

約数和(自身を除く): 200551090

約数列:

[1, 2, 5, 10, 19, 31, 38, 61, 62, 95, 122, 155, 190, 305, 310, 563, 589, 610, 1126, 1159, 1178, 1891, 2318, 2815, 2945, 3782, 5630, 5795, 5890, 9455, 10697, 11590, 17453, 18910, 21394, 34343, 34906, 35929, 53485, 68686, 71858, 87265, 106970, 171715, 174530, 179645, 331607, 343430, 359290, 652517, 663214, 1064633, 1305034, 1658035, 2129266, 3262585, 3316070, 5323165, 6525170, 10646330, 20228027, 40456054, 101140135, 202280270]

約数ペア:

[(1, 202280270), (2, 101140135), (5, 40456054), (10, 20228027), (19, 10646330), (31, 6525170), (38, 5323165), (61, 3316070), (62, 3262585), (95, 2129266), (122, 1658035), (155, 1305034), (190, 1064633), (305, 663214), (310, 652517), (563, 359290), (589, 343430), (610, 331607), (1126, 179645), (1159, 174530), (1178, 171715), (1891, 106970), (2318, 87265), (2815, 71858), (2945, 68686), (3782, 53485), (5630, 35929), (5795, 34906), (5890, 34343), (9455, 21394), (10697, 18910), (11590, 17453)]