91225460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{557}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 202487040

約数和(自身を除く): 111261580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 431, 557, 862, 1114, 1724, 2155, 2228, 2785, 4310, 5570, 8189, 8620, 10583, 11140, 16378, 21166, 32756, 40945, 42332, 52915, 81890, 105830, 163780, 211660, 240067, 480134, 960268, 1200335, 2400670, 4561273, 4801340, 9122546, 18245092, 22806365, 45612730, 91225460]

約数ペア:

[(1, 91225460), (2, 45612730), (4, 22806365), (5, 18245092), (10, 9122546), (19, 4801340), (20, 4561273), (38, 2400670), (76, 1200335), (95, 960268), (190, 480134), (380, 240067), (431, 211660), (557, 163780), (862, 105830), (1114, 81890), (1724, 52915), (2155, 42332), (2228, 40945), (2785, 32756), (4310, 21166), (5570, 16378), (8189, 11140), (8620, 10583)]