202981190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 399748608

約数和(自身を除く): 196767418

約数列:

[1, 2, 5, 10, 17, 34, 67, 71, 85, 134, 142, 170, 251, 335, 355, 502, 670, 710, 1139, 1207, 1255, 2278, 2414, 2510, 4267, 4757, 5695, 6035, 8534, 9514, 11390, 12070, 16817, 17821, 21335, 23785, 33634, 35642, 42670, 47570, 80869, 84085, 89105, 161738, 168170, 178210, 285889, 302957, 404345, 571778, 605914, 808690, 1194007, 1429445, 1514785, 2388014, 2858890, 3029570, 5970035, 11940070, 20298119, 40596238, 101490595, 202981190]

約数ペア:

[(1, 202981190), (2, 101490595), (5, 40596238), (10, 20298119), (17, 11940070), (34, 5970035), (67, 3029570), (71, 2858890), (85, 2388014), (134, 1514785), (142, 1429445), (170, 1194007), (251, 808690), (335, 605914), (355, 571778), (502, 404345), (670, 302957), (710, 285889), (1139, 178210), (1207, 168170), (1255, 161738), (2278, 89105), (2414, 84085), (2510, 80869), (4267, 47570), (4757, 42670), (5695, 35642), (6035, 33634), (8534, 23785), (9514, 21335), (11390, 17821), (12070, 16817)]