28054131040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13487563}}^1$

素因数の和:13487591

約数の個数: 48

約数和(自身を含む): 71376188688

約数和(自身を除く): 43322057648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 13487563, 26975126, 53950252, 67437815, 107900504, 134875630, 175338319, 215801008, 269751260, 350676638, 431602016, 539502520, 701353276, 876691595, 1079005040, 1402706552, 1753383190, 2158010080, 2805413104, 3506766380, 5610826208, 7013532760, 14027065520, 28054131040]

約数ペア:

[(1, 28054131040), (2, 14027065520), (4, 7013532760), (5, 5610826208), (8, 3506766380), (10, 2805413104), (13, 2158010080), (16, 1753383190), (20, 1402706552), (26, 1079005040), (32, 876691595), (40, 701353276), (52, 539502520), (65, 431602016), (80, 350676638), (104, 269751260), (130, 215801008), (160, 175338319), (208, 134875630), (260, 107900504), (416, 67437815), (520, 53950252), (1040, 26975126), (2080, 13487563)]