142495250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 284169600

約数和(自身を除く): 141674350

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 131, 190, 229, 250, 262, 458, 475, 655, 950, 1145, 1310, 2290, 2375, 2489, 3275, 4351, 4750, 4978, 5725, 6550, 8702, 11450, 12445, 16375, 21755, 24890, 28625, 29999, 32750, 43510, 57250, 59998, 62225, 108775, 124450, 149995, 217550, 299990, 311125, 543875, 569981, 622250, 749975, 1087750, 1139962, 1499950, 2849905, 3749875, 5699810, 7499750, 14249525, 28499050, 71247625, 142495250]

約数ペア:

[(1, 142495250), (2, 71247625), (5, 28499050), (10, 14249525), (19, 7499750), (25, 5699810), (38, 3749875), (50, 2849905), (95, 1499950), (125, 1139962), (131, 1087750), (190, 749975), (229, 622250), (250, 569981), (262, 543875), (458, 311125), (475, 299990), (655, 217550), (950, 149995), (1145, 124450), (1310, 108775), (2290, 62225), (2375, 59998), (2489, 57250), (3275, 43510), (4351, 32750), (4750, 29999), (4978, 28625), (5725, 24890), (6550, 21755), (8702, 16375), (11450, 12445)]