201990428500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{946091}}^1$

素因数の和:946178

約数の個数: 96

約数和(自身を含む): 512433702144

約数和(自身を除く): 310443273644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 125, 140, 175, 244, 250, 305, 350, 427, 500, 610, 700, 854, 875, 1220, 1525, 1708, 1750, 2135, 3050, 3500, 4270, 6100, 7625, 8540, 10675, 15250, 21350, 30500, 42700, 53375, 106750, 213500, 946091, 1892182, 3784364, 4730455, 6622637, 9460910, 13245274, 18921820, 23652275, 26490548, 33113185, 47304550, 57711551, 66226370, 94609100, 115423102, 118261375, 132452740, 165565925, 230846204, 236522750, 288557755, 331131850, 403980857, 473045500, 577115510, 662263700, 807961714, 827829625, 1154231020, 1442788775, 1615923428, 1655659250, 2019904285, 2885577550, 3311318500, 4039808570, 5771155100, 7213943875, 8079617140, 10099521425, 14427887750, 20199042850, 28855775500, 40398085700, 50497607125, 100995214250, 201990428500]

約数ペア:

[(1, 201990428500), (2, 100995214250), (4, 50497607125), (5, 40398085700), (7, 28855775500), (10, 20199042850), (14, 14427887750), (20, 10099521425), (25, 8079617140), (28, 7213943875), (35, 5771155100), (50, 4039808570), (61, 3311318500), (70, 2885577550), (100, 2019904285), (122, 1655659250), (125, 1615923428), (140, 1442788775), (175, 1154231020), (244, 827829625), (250, 807961714), (305, 662263700), (350, 577115510), (427, 473045500), (500, 403980857), (610, 331131850), (700, 288557755), (854, 236522750), (875, 230846204), (1220, 165565925), (1525, 132452740), (1708, 118261375), (1750, 115423102), (2135, 94609100), (3050, 66226370), (3500, 57711551), (4270, 47304550), (6100, 33113185), (7625, 26490548), (8540, 23652275), (10675, 18921820), (15250, 13245274), (21350, 9460910), (30500, 6622637), (42700, 4730455), (53375, 3784364), (106750, 1892182), (213500, 946091)]