163975760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157669}}^1$

素因数の和:157695

約数の個数: 40

約数和(自身を含む): 410572680

約数和(自身を除く): 246596920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 157669, 315338, 630676, 788345, 1261352, 1576690, 2049697, 2522704, 3153380, 4099394, 6306760, 8198788, 10248485, 12613520, 16397576, 20496970, 32795152, 40993940, 81987880, 163975760]

約数ペア:

[(1, 163975760), (2, 81987880), (4, 40993940), (5, 32795152), (8, 20496970), (10, 16397576), (13, 12613520), (16, 10248485), (20, 8198788), (26, 6306760), (40, 4099394), (52, 3153380), (65, 2522704), (80, 2049697), (104, 1576690), (130, 1261352), (208, 788345), (260, 630676), (520, 315338), (1040, 157669)]