251131125

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 495106560

約数和(自身を除く): 243975435

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 79, 105, 125, 147, 173, 175, 237, 245, 375, 395, 519, 525, 553, 735, 865, 875, 1185, 1211, 1225, 1659, 1975, 2595, 2625, 2765, 3633, 3675, 3871, 4325, 5925, 6055, 6125, 8295, 8477, 9875, 11613, 12975, 13667, 13825, 18165, 18375, 19355, 21625, 25431, 29625, 30275, 41001, 41475, 42385, 58065, 64875, 68335, 69125, 90825, 95669, 96775, 127155, 151375, 205005, 207375, 211925, 287007, 290325, 341675, 454125, 478345, 483875, 635775, 669683, 1025025, 1059625, 1435035, 1451625, 1708375, 2009049, 2391725, 3178875, 3348415, 5125125, 7175175, 10045245, 11958625, 16742075, 35875875, 50226225, 83710375, 251131125]

約数ペア:

[(1, 251131125), (3, 83710375), (5, 50226225), (7, 35875875), (15, 16742075), (21, 11958625), (25, 10045245), (35, 7175175), (49, 5125125), (75, 3348415), (79, 3178875), (105, 2391725), (125, 2009049), (147, 1708375), (173, 1451625), (175, 1435035), (237, 1059625), (245, 1025025), (375, 669683), (395, 635775), (519, 483875), (525, 478345), (553, 454125), (735, 341675), (865, 290325), (875, 287007), (1185, 211925), (1211, 207375), (1225, 205005), (1659, 151375), (1975, 127155), (2595, 96775), (2625, 95669), (2765, 90825), (3633, 69125), (3675, 68335), (3871, 64875), (4325, 58065), (5925, 42385), (6055, 41475), (6125, 41001), (8295, 30275), (8477, 29625), (9875, 25431), (11613, 21625), (12975, 19355), (13667, 18375), (13825, 18165)]