395981560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5813}}^1$

素因数の和:5968

約数の個数: 64

約数和(自身を含む): 966984480

約数和(自身を除く): 571002920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1310, 1703, 2620, 3406, 5240, 5813, 6812, 8515, 11626, 13624, 17030, 23252, 29065, 34060, 46504, 58130, 68120, 75569, 116260, 151138, 232520, 302276, 377845, 604552, 755690, 761503, 1511380, 1523006, 3022760, 3046012, 3807515, 6092024, 7615030, 9899539, 15230060, 19799078, 30460120, 39598156, 49497695, 79196312, 98995390, 197990780, 395981560]

約数ペア:

[(1, 395981560), (2, 197990780), (4, 98995390), (5, 79196312), (8, 49497695), (10, 39598156), (13, 30460120), (20, 19799078), (26, 15230060), (40, 9899539), (52, 7615030), (65, 6092024), (104, 3807515), (130, 3046012), (131, 3022760), (260, 1523006), (262, 1511380), (520, 761503), (524, 755690), (655, 604552), (1048, 377845), (1310, 302276), (1703, 232520), (2620, 151138), (3406, 116260), (5240, 75569), (5813, 68120), (6812, 58130), (8515, 46504), (11626, 34060), (13624, 29065), (17030, 23252)]