128210048

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 267648000

約数和(自身を除く): 139437952

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 128, 158, 248, 316, 409, 496, 632, 818, 992, 1264, 1636, 1984, 2449, 2528, 3272, 3968, 4898, 5056, 6544, 9796, 10112, 12679, 13088, 19592, 25358, 26176, 32311, 39184, 50716, 52352, 64622, 78368, 101432, 129244, 156736, 202864, 258488, 313472, 405728, 516976, 811456, 1001641, 1033952, 1622912, 2003282, 2067904, 4006564, 4135808, 8013128, 16026256, 32052512, 64105024, 128210048]

約数ペア:

[(1, 128210048), (2, 64105024), (4, 32052512), (8, 16026256), (16, 8013128), (31, 4135808), (32, 4006564), (62, 2067904), (64, 2003282), (79, 1622912), (124, 1033952), (128, 1001641), (158, 811456), (248, 516976), (316, 405728), (409, 313472), (496, 258488), (632, 202864), (818, 156736), (992, 129244), (1264, 101432), (1636, 78368), (1984, 64622), (2449, 52352), (2528, 50716), (3272, 39184), (3968, 32311), (4898, 26176), (5056, 25358), (6544, 19592), (9796, 13088), (10112, 12679)]