71345724020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1\times {\mathrm{1103}}^1$

素因数の和:1857

約数の個数: 96

約数和(自身を含む): 156130329600

約数和(自身を除く): 84784605580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 229, 290, 458, 487, 580, 916, 974, 1103, 1145, 1948, 2206, 2290, 2435, 4412, 4580, 4870, 5515, 6641, 9740, 11030, 13282, 14123, 22060, 26564, 28246, 31987, 33205, 56492, 63974, 66410, 70615, 111523, 127948, 132820, 141230, 159935, 223046, 252587, 282460, 319870, 446092, 505174, 537161, 557615, 639740, 1010348, 1074322, 1115230, 1262935, 2148644, 2230460, 2525870, 2685805, 3234167, 5051740, 5371610, 6468334, 7325023, 10743220, 12936668, 14650046, 15577669, 16170835, 29300092, 31155338, 32341670, 36625115, 62310676, 64683340, 73250230, 77888345, 123009869, 146500460, 155776690, 246019738, 311553380, 492039476, 615049345, 1230098690, 2460197380, 3567286201, 7134572402, 14269144804, 17836431005, 35672862010, 71345724020]

約数ペア:

[(1, 71345724020), (2, 35672862010), (4, 17836431005), (5, 14269144804), (10, 7134572402), (20, 3567286201), (29, 2460197380), (58, 1230098690), (116, 615049345), (145, 492039476), (229, 311553380), (290, 246019738), (458, 155776690), (487, 146500460), (580, 123009869), (916, 77888345), (974, 73250230), (1103, 64683340), (1145, 62310676), (1948, 36625115), (2206, 32341670), (2290, 31155338), (2435, 29300092), (4412, 16170835), (4580, 15577669), (4870, 14650046), (5515, 12936668), (6641, 10743220), (9740, 7325023), (11030, 6468334), (13282, 5371610), (14123, 5051740), (22060, 3234167), (26564, 2685805), (28246, 2525870), (31987, 2230460), (33205, 2148644), (56492, 1262935), (63974, 1115230), (66410, 1074322), (70615, 1010348), (111523, 639740), (127948, 557615), (132820, 537161), (141230, 505174), (159935, 446092), (223046, 319870), (252587, 282460)]