65161980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27847}}^1$

素因数の和:27875

約数の個数: 72

約数和(自身を含む): 212870112

約数和(自身を除く): 147708132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 27847, 55694, 83541, 111388, 139235, 167082, 250623, 278470, 334164, 362011, 417705, 501246, 556940, 724022, 835410, 1002492, 1086033, 1253115, 1448044, 1670820, 1810055, 2172066, 2506230, 3258099, 3620110, 4344132, 5012460, 5430165, 6516198, 7240220, 10860330, 13032396, 16290495, 21720660, 32580990, 65161980]

約数ペア:

[(1, 65161980), (2, 32580990), (3, 21720660), (4, 16290495), (5, 13032396), (6, 10860330), (9, 7240220), (10, 6516198), (12, 5430165), (13, 5012460), (15, 4344132), (18, 3620110), (20, 3258099), (26, 2506230), (30, 2172066), (36, 1810055), (39, 1670820), (45, 1448044), (52, 1253115), (60, 1086033), (65, 1002492), (78, 835410), (90, 724022), (117, 556940), (130, 501246), (156, 417705), (180, 362011), (195, 334164), (234, 278470), (260, 250623), (390, 167082), (468, 139235), (585, 111388), (780, 83541), (1170, 55694), (2340, 27847)]