42513430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 86220288

約数和(自身を除く): 43706858

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 83, 85, 115, 131, 166, 170, 230, 262, 391, 415, 655, 782, 830, 1310, 1411, 1909, 1955, 2227, 2822, 3013, 3818, 3910, 4454, 6026, 7055, 9545, 10873, 11135, 14110, 15065, 19090, 21746, 22270, 30130, 32453, 51221, 54365, 64906, 102442, 108730, 162265, 184841, 250079, 256105, 324530, 369682, 500158, 512210, 924205, 1250395, 1848410, 2500790, 4251343, 8502686, 21256715, 42513430]

約数ペア:

[(1, 42513430), (2, 21256715), (5, 8502686), (10, 4251343), (17, 2500790), (23, 1848410), (34, 1250395), (46, 924205), (83, 512210), (85, 500158), (115, 369682), (131, 324530), (166, 256105), (170, 250079), (230, 184841), (262, 162265), (391, 108730), (415, 102442), (655, 64906), (782, 54365), (830, 51221), (1310, 32453), (1411, 30130), (1909, 22270), (1955, 21746), (2227, 19090), (2822, 15065), (3013, 14110), (3818, 11135), (3910, 10873), (4454, 9545), (6026, 7055)]