68909100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17669}}^1$

素因数の和:17699

約数の個数: 72

約数和(自身を含む): 214725840

約数和(自身を除く): 145816740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 17669, 35338, 53007, 70676, 88345, 106014, 176690, 212028, 229697, 265035, 353380, 441725, 459394, 530070, 689091, 883450, 918788, 1060140, 1148485, 1325175, 1378182, 1766900, 2296970, 2650350, 2756364, 3445455, 4593940, 5300700, 5742425, 6890910, 11484850, 13781820, 17227275, 22969700, 34454550, 68909100]

約数ペア:

[(1, 68909100), (2, 34454550), (3, 22969700), (4, 17227275), (5, 13781820), (6, 11484850), (10, 6890910), (12, 5742425), (13, 5300700), (15, 4593940), (20, 3445455), (25, 2756364), (26, 2650350), (30, 2296970), (39, 1766900), (50, 1378182), (52, 1325175), (60, 1148485), (65, 1060140), (75, 918788), (78, 883450), (100, 689091), (130, 530070), (150, 459394), (156, 441725), (195, 353380), (260, 265035), (300, 229697), (325, 212028), (390, 176690), (650, 106014), (780, 88345), (975, 70676), (1300, 53007), (1950, 35338), (3900, 17669)]