82485460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1657}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 183839040

約数和(自身を除く): 101353580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 1657, 2489, 2620, 3314, 4978, 6628, 8285, 9956, 12445, 16570, 24890, 31483, 33140, 49780, 62966, 125932, 157415, 217067, 314830, 434134, 629660, 868268, 1085335, 2170670, 4124273, 4341340, 8248546, 16497092, 20621365, 41242730, 82485460]

約数ペア:

[(1, 82485460), (2, 41242730), (4, 20621365), (5, 16497092), (10, 8248546), (19, 4341340), (20, 4124273), (38, 2170670), (76, 1085335), (95, 868268), (131, 629660), (190, 434134), (262, 314830), (380, 217067), (524, 157415), (655, 125932), (1310, 62966), (1657, 49780), (2489, 33140), (2620, 31483), (3314, 24890), (4978, 16570), (6628, 12445), (8285, 9956)]