200072720

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 477082560

約数和(自身を除く): 277009840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 163, 229, 268, 326, 335, 458, 536, 652, 670, 815, 916, 1072, 1145, 1304, 1340, 1630, 1832, 2290, 2608, 2680, 3260, 3664, 4580, 5360, 6520, 9160, 10921, 13040, 15343, 18320, 21842, 30686, 37327, 43684, 54605, 61372, 74654, 76715, 87368, 109210, 122744, 149308, 153430, 174736, 186635, 218420, 245488, 298616, 306860, 373270, 436840, 597232, 613720, 746540, 873680, 1227440, 1493080, 2500909, 2986160, 5001818, 10003636, 12504545, 20007272, 25009090, 40014544, 50018180, 100036360, 200072720]

約数ペア:

[(1, 200072720), (2, 100036360), (4, 50018180), (5, 40014544), (8, 25009090), (10, 20007272), (16, 12504545), (20, 10003636), (40, 5001818), (67, 2986160), (80, 2500909), (134, 1493080), (163, 1227440), (229, 873680), (268, 746540), (326, 613720), (335, 597232), (458, 436840), (536, 373270), (652, 306860), (670, 298616), (815, 245488), (916, 218420), (1072, 186635), (1145, 174736), (1304, 153430), (1340, 149308), (1630, 122744), (1832, 109210), (2290, 87368), (2608, 76715), (2680, 74654), (3260, 61372), (3664, 54605), (4580, 43684), (5360, 37327), (6520, 30686), (9160, 21842), (10921, 18320), (13040, 15343)]