20654326875

素因数分解:

$3^1\times 5^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17293}}^1$

素因数の和:17343

約数の個数: 120

約数和(自身を含む): 43113111888

約数和(自身を除く): 22458785013

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 125, 147, 175, 195, 245, 273, 325, 375, 455, 525, 625, 637, 735, 875, 975, 1225, 1365, 1625, 1875, 1911, 2275, 2625, 3185, 3675, 4375, 4875, 6125, 6825, 8125, 9555, 11375, 13125, 15925, 17293, 18375, 24375, 30625, 34125, 47775, 51879, 56875, 79625, 86465, 91875, 121051, 170625, 224809, 238875, 259395, 363153, 398125, 432325, 605255, 674427, 847357, 1124045, 1194375, 1296975, 1573663, 1815765, 2161625, 2542071, 3026275, 3372135, 4236785, 4720989, 5620225, 6484875, 7868315, 9078825, 10808125, 11015641, 12710355, 15131375, 16860675, 21183925, 23604945, 28101125, 32424375, 33046923, 39341575, 45394125, 55078205, 63551775, 75656875, 84303375, 105919625, 118024725, 140505625, 165234615, 196707875, 226970625, 275391025, 317758875, 421516875, 529598125, 590123625, 826173075, 983539375, 1376955125, 1588794375, 2950618125, 4130865375, 6884775625, 20654326875]

約数ペア:

[(1, 20654326875), (3, 6884775625), (5, 4130865375), (7, 2950618125), (13, 1588794375), (15, 1376955125), (21, 983539375), (25, 826173075), (35, 590123625), (39, 529598125), (49, 421516875), (65, 317758875), (75, 275391025), (91, 226970625), (105, 196707875), (125, 165234615), (147, 140505625), (175, 118024725), (195, 105919625), (245, 84303375), (273, 75656875), (325, 63551775), (375, 55078205), (455, 45394125), (525, 39341575), (625, 33046923), (637, 32424375), (735, 28101125), (875, 23604945), (975, 21183925), (1225, 16860675), (1365, 15131375), (1625, 12710355), (1875, 11015641), (1911, 10808125), (2275, 9078825), (2625, 7868315), (3185, 6484875), (3675, 5620225), (4375, 4720989), (4875, 4236785), (6125, 3372135), (6825, 3026275), (8125, 2542071), (9555, 2161625), (11375, 1815765), (13125, 1573663), (15925, 1296975), (17293, 1194375), (18375, 1124045), (24375, 847357), (30625, 674427), (34125, 605255), (47775, 432325), (51879, 398125), (56875, 363153), (79625, 259395), (86465, 238875), (91875, 224809), (121051, 170625)]