145353520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{827}}^1$

素因数の和:879

約数の個数: 80

約数和(自身を含む): 366539040

約数和(自身を除く): 221185520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 827, 845, 1040, 1352, 1654, 1690, 2197, 2704, 3308, 3380, 4135, 4394, 6616, 6760, 8270, 8788, 10751, 10985, 13232, 13520, 16540, 17576, 21502, 21970, 33080, 35152, 43004, 43940, 53755, 66160, 86008, 87880, 107510, 139763, 172016, 175760, 215020, 279526, 430040, 559052, 698815, 860080, 1118104, 1397630, 1816919, 2236208, 2795260, 3633838, 5590520, 7267676, 9084595, 11181040, 14535352, 18169190, 29070704, 36338380, 72676760, 145353520]

約数ペア:

[(1, 145353520), (2, 72676760), (4, 36338380), (5, 29070704), (8, 18169190), (10, 14535352), (13, 11181040), (16, 9084595), (20, 7267676), (26, 5590520), (40, 3633838), (52, 2795260), (65, 2236208), (80, 1816919), (104, 1397630), (130, 1118104), (169, 860080), (208, 698815), (260, 559052), (338, 430040), (520, 279526), (676, 215020), (827, 175760), (845, 172016), (1040, 139763), (1352, 107510), (1654, 87880), (1690, 86008), (2197, 66160), (2704, 53755), (3308, 43940), (3380, 43004), (4135, 35152), (4394, 33080), (6616, 21970), (6760, 21502), (8270, 17576), (8788, 16540), (10751, 13520), (10985, 13232)]