20205958150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1\times {\mathrm{569}}^1$

素因数の和:1250

約数の個数: 96

約数和(自身を含む): 43308745920

約数和(自身を除く): 23102787770

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 241, 350, 421, 482, 569, 842, 1138, 1205, 1687, 2105, 2410, 2845, 2947, 3374, 3983, 4210, 5690, 5894, 6025, 7966, 8435, 10525, 12050, 14225, 14735, 16870, 19915, 21050, 28450, 29470, 39830, 42175, 73675, 84350, 99575, 101461, 137129, 147350, 199150, 202922, 239549, 274258, 479098, 507305, 685645, 710227, 959903, 1014610, 1197745, 1371290, 1420454, 1676843, 1919806, 2395490, 2536525, 3353686, 3428225, 3551135, 4799515, 5073050, 5988725, 6856450, 7102270, 8384215, 9599030, 11977450, 16768430, 17755675, 23997575, 35511350, 41921075, 47995150, 57731309, 83842150, 115462618, 288656545, 404119163, 577313090, 808238326, 1443282725, 2020595815, 2886565450, 4041191630, 10102979075, 20205958150]

約数ペア:

[(1, 20205958150), (2, 10102979075), (5, 4041191630), (7, 2886565450), (10, 2020595815), (14, 1443282725), (25, 808238326), (35, 577313090), (50, 404119163), (70, 288656545), (175, 115462618), (241, 83842150), (350, 57731309), (421, 47995150), (482, 41921075), (569, 35511350), (842, 23997575), (1138, 17755675), (1205, 16768430), (1687, 11977450), (2105, 9599030), (2410, 8384215), (2845, 7102270), (2947, 6856450), (3374, 5988725), (3983, 5073050), (4210, 4799515), (5690, 3551135), (5894, 3428225), (6025, 3353686), (7966, 2536525), (8435, 2395490), (10525, 1919806), (12050, 1676843), (14225, 1420454), (14735, 1371290), (16870, 1197745), (19915, 1014610), (21050, 959903), (28450, 710227), (29470, 685645), (39830, 507305), (42175, 479098), (73675, 274258), (84350, 239549), (99575, 202922), (101461, 199150), (137129, 147350)]