554465380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{18251}}^1$

素因数の和:18305

約数の個数: 72

約数和(自身を含む): 1398249216

約数和(自身を除く): 843783836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 18251, 30380, 36502, 73004, 91255, 127757, 182510, 255514, 365020, 511028, 565781, 638785, 894299, 1131562, 1277570, 1788598, 2263124, 2555140, 2828905, 3577196, 3960467, 4471495, 5657810, 7920934, 8942990, 11315620, 15841868, 17885980, 19802335, 27723269, 39604670, 55446538, 79209340, 110893076, 138616345, 277232690, 554465380]

約数ペア:

[(1, 554465380), (2, 277232690), (4, 138616345), (5, 110893076), (7, 79209340), (10, 55446538), (14, 39604670), (20, 27723269), (28, 19802335), (31, 17885980), (35, 15841868), (49, 11315620), (62, 8942990), (70, 7920934), (98, 5657810), (124, 4471495), (140, 3960467), (155, 3577196), (196, 2828905), (217, 2555140), (245, 2263124), (310, 1788598), (434, 1277570), (490, 1131562), (620, 894299), (868, 638785), (980, 565781), (1085, 511028), (1519, 365020), (2170, 255514), (3038, 182510), (4340, 127757), (6076, 91255), (7595, 73004), (15190, 36502), (18251, 30380)]