161497360

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1036

約数の個数: 80

約数和(自身を含む): 392318640

約数和(自身を除く): 230821280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 53, 80, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 656, 820, 848, 929, 1060, 1640, 1858, 2120, 2173, 3280, 3716, 4240, 4346, 4645, 7432, 8692, 9290, 10865, 14864, 17384, 18580, 21730, 34768, 37160, 38089, 43460, 49237, 74320, 76178, 86920, 98474, 152356, 173840, 190445, 196948, 246185, 304712, 380890, 393896, 492370, 609424, 761780, 787792, 984740, 1523560, 1969480, 2018717, 3047120, 3938960, 4037434, 8074868, 10093585, 16149736, 20187170, 32299472, 40374340, 80748680, 161497360]

約数ペア:

[(1, 161497360), (2, 80748680), (4, 40374340), (5, 32299472), (8, 20187170), (10, 16149736), (16, 10093585), (20, 8074868), (40, 4037434), (41, 3938960), (53, 3047120), (80, 2018717), (82, 1969480), (106, 1523560), (164, 984740), (205, 787792), (212, 761780), (265, 609424), (328, 492370), (410, 393896), (424, 380890), (530, 304712), (656, 246185), (820, 196948), (848, 190445), (929, 173840), (1060, 152356), (1640, 98474), (1858, 86920), (2120, 76178), (2173, 74320), (3280, 49237), (3716, 43460), (4240, 38089), (4346, 37160), (4645, 34768), (7432, 21730), (8692, 18580), (9290, 17384), (10865, 14864)]