113375260

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 242716320

約数和(自身を除く): 129341060

約数列:

[1, 2, 4, 5, 10, 20, 109, 131, 218, 262, 397, 436, 524, 545, 655, 794, 1090, 1310, 1588, 1985, 2180, 2620, 3970, 7940, 14279, 28558, 43273, 52007, 57116, 71395, 86546, 104014, 142790, 173092, 208028, 216365, 260035, 285580, 432730, 520070, 865460, 1040140, 5668763, 11337526, 22675052, 28343815, 56687630, 113375260]

約数ペア:

[(1, 113375260), (2, 56687630), (4, 28343815), (5, 22675052), (10, 11337526), (20, 5668763), (109, 1040140), (131, 865460), (218, 520070), (262, 432730), (397, 285580), (436, 260035), (524, 216365), (545, 208028), (655, 173092), (794, 142790), (1090, 104014), (1310, 86546), (1588, 71395), (1985, 57116), (2180, 52007), (2620, 43273), (3970, 28558), (7940, 14279)]