312688220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{52289}}^1$

素因数の和:52334

約数の個数: 48

約数和(自身を含む): 737916480

約数和(自身を除く): 425228260

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 52289, 104578, 209156, 261445, 522890, 679757, 1045780, 1202647, 1359514, 2405294, 2719028, 3398785, 4810588, 6013235, 6797570, 12026470, 13595140, 15634411, 24052940, 31268822, 62537644, 78172055, 156344110, 312688220]

約数ペア:

[(1, 312688220), (2, 156344110), (4, 78172055), (5, 62537644), (10, 31268822), (13, 24052940), (20, 15634411), (23, 13595140), (26, 12026470), (46, 6797570), (52, 6013235), (65, 4810588), (92, 3398785), (115, 2719028), (130, 2405294), (230, 1359514), (260, 1202647), (299, 1045780), (460, 679757), (598, 522890), (1196, 261445), (1495, 209156), (2990, 104578), (5980, 52289)]