128508750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{11423}}^1$

素因数の和:11451

約数の個数: 60

約数和(自身を含む): 347963616

約数和(自身を除く): 219454866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1875, 2250, 3750, 5625, 11250, 11423, 22846, 34269, 57115, 68538, 102807, 114230, 171345, 205614, 285575, 342690, 514035, 571150, 856725, 1028070, 1427875, 1713450, 2570175, 2855750, 4283625, 5140350, 7139375, 8567250, 12850875, 14278750, 21418125, 25701750, 42836250, 64254375, 128508750]

約数ペア:

[(1, 128508750), (2, 64254375), (3, 42836250), (5, 25701750), (6, 21418125), (9, 14278750), (10, 12850875), (15, 8567250), (18, 7139375), (25, 5140350), (30, 4283625), (45, 2855750), (50, 2570175), (75, 1713450), (90, 1427875), (125, 1028070), (150, 856725), (225, 571150), (250, 514035), (375, 342690), (450, 285575), (625, 205614), (750, 171345), (1125, 114230), (1250, 102807), (1875, 68538), (2250, 57115), (3750, 34269), (5625, 22846), (11250, 11423)]