80822420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1171}}^1$

素因数の和:1233

約数の個数: 96

約数和(自身を含む): 212647680

約数和(自身を除く): 131825260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 29, 34, 35, 58, 68, 70, 85, 116, 119, 140, 145, 170, 203, 238, 290, 340, 406, 476, 493, 580, 595, 812, 986, 1015, 1171, 1190, 1972, 2030, 2342, 2380, 2465, 3451, 4060, 4684, 4930, 5855, 6902, 8197, 9860, 11710, 13804, 16394, 17255, 19907, 23420, 32788, 33959, 34510, 39814, 40985, 67918, 69020, 79628, 81970, 99535, 135836, 139349, 163940, 169795, 199070, 237713, 278698, 339590, 398140, 475426, 557396, 577303, 679180, 696745, 950852, 1154606, 1188565, 1393490, 2309212, 2377130, 2786980, 2886515, 4041121, 4754260, 5773030, 8082242, 11546060, 16164484, 20205605, 40411210, 80822420]

約数ペア:

[(1, 80822420), (2, 40411210), (4, 20205605), (5, 16164484), (7, 11546060), (10, 8082242), (14, 5773030), (17, 4754260), (20, 4041121), (28, 2886515), (29, 2786980), (34, 2377130), (35, 2309212), (58, 1393490), (68, 1188565), (70, 1154606), (85, 950852), (116, 696745), (119, 679180), (140, 577303), (145, 557396), (170, 475426), (203, 398140), (238, 339590), (290, 278698), (340, 237713), (406, 199070), (476, 169795), (493, 163940), (580, 139349), (595, 135836), (812, 99535), (986, 81970), (1015, 79628), (1171, 69020), (1190, 67918), (1972, 40985), (2030, 39814), (2342, 34510), (2380, 33959), (2465, 32788), (3451, 23420), (4060, 19907), (4684, 17255), (4930, 16394), (5855, 13804), (6902, 11710), (8197, 9860)]