82405460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 187994520

約数和(自身を除く): 105589060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 269, 289, 340, 530, 538, 578, 901, 1060, 1076, 1156, 1345, 1445, 1802, 2690, 2890, 3604, 4505, 4573, 5380, 5780, 9010, 9146, 14257, 15317, 18020, 18292, 22865, 28514, 30634, 45730, 57028, 61268, 71285, 76585, 77741, 91460, 142570, 153170, 155482, 242369, 285140, 306340, 310964, 388705, 484738, 777410, 969476, 1211845, 1554820, 2423690, 4120273, 4847380, 8240546, 16481092, 20601365, 41202730, 82405460]

約数ペア:

[(1, 82405460), (2, 41202730), (4, 20601365), (5, 16481092), (10, 8240546), (17, 4847380), (20, 4120273), (34, 2423690), (53, 1554820), (68, 1211845), (85, 969476), (106, 777410), (170, 484738), (212, 388705), (265, 310964), (269, 306340), (289, 285140), (340, 242369), (530, 155482), (538, 153170), (578, 142570), (901, 91460), (1060, 77741), (1076, 76585), (1156, 71285), (1345, 61268), (1445, 57028), (1802, 45730), (2690, 30634), (2890, 28514), (3604, 22865), (4505, 18292), (4573, 18020), (5380, 15317), (5780, 14257), (9010, 9146)]