20173199625

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{1487}}^1$

素因数の和:1928

約数の個数: 96

約数和(自身を含む): 37660446720

約数和(自身を除く): 17487247095

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 389, 465, 775, 1125, 1167, 1395, 1487, 1945, 2325, 3501, 3875, 4461, 5835, 6975, 7435, 9725, 11625, 12059, 13383, 17505, 22305, 29175, 34875, 36177, 37175, 46097, 48625, 60295, 66915, 87525, 108531, 111525, 138291, 145875, 180885, 185875, 230485, 301475, 334575, 414873, 437625, 542655, 557625, 578443, 691455, 904425, 1152425, 1507375, 1672875, 1735329, 2074365, 2713275, 2892215, 3457275, 4522125, 5205987, 5762125, 8676645, 10371825, 13566375, 14461075, 17286375, 17931733, 26029935, 43383225, 51859125, 53795199, 72305375, 89658665, 130149675, 161385597, 216916125, 268975995, 448293325, 650748375, 806927985, 1344879975, 2241466625, 4034639925, 6724399875, 20173199625]

約数ペア:

[(1, 20173199625), (3, 6724399875), (5, 4034639925), (9, 2241466625), (15, 1344879975), (25, 806927985), (31, 650748375), (45, 448293325), (75, 268975995), (93, 216916125), (125, 161385597), (155, 130149675), (225, 89658665), (279, 72305375), (375, 53795199), (389, 51859125), (465, 43383225), (775, 26029935), (1125, 17931733), (1167, 17286375), (1395, 14461075), (1487, 13566375), (1945, 10371825), (2325, 8676645), (3501, 5762125), (3875, 5205987), (4461, 4522125), (5835, 3457275), (6975, 2892215), (7435, 2713275), (9725, 2074365), (11625, 1735329), (12059, 1672875), (13383, 1507375), (17505, 1152425), (22305, 904425), (29175, 691455), (34875, 578443), (36177, 557625), (37175, 542655), (46097, 437625), (48625, 414873), (60295, 334575), (66915, 301475), (87525, 230485), (108531, 185875), (111525, 180885), (138291, 145875)]