23140000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 120

約数和(自身を含む): 61995780

約数和(自身を除く): 38855780

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 89, 100, 104, 125, 130, 160, 178, 200, 208, 250, 260, 325, 356, 400, 416, 445, 500, 520, 625, 650, 712, 800, 890, 1000, 1040, 1157, 1250, 1300, 1424, 1625, 1780, 2000, 2080, 2225, 2314, 2500, 2600, 2848, 3250, 3560, 4000, 4450, 4628, 5000, 5200, 5785, 6500, 7120, 8125, 8900, 9256, 10000, 10400, 11125, 11570, 13000, 14240, 16250, 17800, 18512, 20000, 22250, 23140, 26000, 28925, 32500, 35600, 37024, 44500, 46280, 52000, 55625, 57850, 65000, 71200, 89000, 92560, 111250, 115700, 130000, 144625, 178000, 185120, 222500, 231400, 260000, 289250, 356000, 445000, 462800, 578500, 723125, 890000, 925600, 1157000, 1446250, 1780000, 2314000, 2892500, 4628000, 5785000, 11570000, 23140000]

約数ペア:

[(1, 23140000), (2, 11570000), (4, 5785000), (5, 4628000), (8, 2892500), (10, 2314000), (13, 1780000), (16, 1446250), (20, 1157000), (25, 925600), (26, 890000), (32, 723125), (40, 578500), (50, 462800), (52, 445000), (65, 356000), (80, 289250), (89, 260000), (100, 231400), (104, 222500), (125, 185120), (130, 178000), (160, 144625), (178, 130000), (200, 115700), (208, 111250), (250, 92560), (260, 89000), (325, 71200), (356, 65000), (400, 57850), (416, 55625), (445, 52000), (500, 46280), (520, 44500), (625, 37024), (650, 35600), (712, 32500), (800, 28925), (890, 26000), (1000, 23140), (1040, 22250), (1157, 20000), (1250, 18512), (1300, 17800), (1424, 16250), (1625, 14240), (1780, 13000), (2000, 11570), (2080, 11125), (2225, 10400), (2314, 10000), (2500, 9256), (2600, 8900), (2848, 8125), (3250, 7120), (3560, 6500), (4000, 5785), (4450, 5200), (4628, 5000)]