638875500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{101}}^1\times {\mathrm{4217}}^1$

素因数の和:4340

約数の個数: 96

約数和(自身を含む): 1879270848

約数和(自身を除く): 1240395348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 101, 125, 150, 202, 250, 300, 303, 375, 404, 500, 505, 606, 750, 1010, 1212, 1500, 1515, 2020, 2525, 3030, 4217, 5050, 6060, 7575, 8434, 10100, 12625, 12651, 15150, 16868, 21085, 25250, 25302, 30300, 37875, 42170, 50500, 50604, 63255, 75750, 84340, 105425, 126510, 151500, 210850, 253020, 316275, 421700, 425917, 527125, 632550, 851834, 1054250, 1265100, 1277751, 1581375, 1703668, 2108500, 2129585, 2555502, 3162750, 4259170, 5111004, 6325500, 6388755, 8518340, 10647925, 12777510, 21295850, 25555020, 31943775, 42591700, 53239625, 63887550, 106479250, 127775100, 159718875, 212958500, 319437750, 638875500]

約数ペア:

[(1, 638875500), (2, 319437750), (3, 212958500), (4, 159718875), (5, 127775100), (6, 106479250), (10, 63887550), (12, 53239625), (15, 42591700), (20, 31943775), (25, 25555020), (30, 21295850), (50, 12777510), (60, 10647925), (75, 8518340), (100, 6388755), (101, 6325500), (125, 5111004), (150, 4259170), (202, 3162750), (250, 2555502), (300, 2129585), (303, 2108500), (375, 1703668), (404, 1581375), (500, 1277751), (505, 1265100), (606, 1054250), (750, 851834), (1010, 632550), (1212, 527125), (1500, 425917), (1515, 421700), (2020, 316275), (2525, 253020), (3030, 210850), (4217, 151500), (5050, 126510), (6060, 105425), (7575, 84340), (8434, 75750), (10100, 63255), (12625, 50604), (12651, 50500), (15150, 42170), (16868, 37875), (21085, 30300), (25250, 25302)]