1879320625

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 2922264576

約数和(自身を除く): 1042943951

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 173, 175, 191, 325, 455, 625, 865, 875, 955, 1211, 1337, 1625, 2249, 2275, 2483, 4325, 4375, 4775, 6055, 6685, 8125, 11245, 11375, 12415, 15743, 17381, 21625, 23875, 30275, 33043, 33425, 56225, 56875, 62075, 78715, 86905, 108125, 119375, 151375, 165215, 167125, 231301, 281125, 310375, 393575, 429559, 434525, 756875, 826075, 835625, 1156505, 1405625, 1551875, 1967875, 2147795, 2172625, 3006913, 4130375, 5782525, 9839375, 10738975, 10863125, 15034565, 20651875, 28912625, 53694875, 75172825, 144563125, 268474375, 375864125, 1879320625]

約数ペア:

[(1, 1879320625), (5, 375864125), (7, 268474375), (13, 144563125), (25, 75172825), (35, 53694875), (65, 28912625), (91, 20651875), (125, 15034565), (173, 10863125), (175, 10738975), (191, 9839375), (325, 5782525), (455, 4130375), (625, 3006913), (865, 2172625), (875, 2147795), (955, 1967875), (1211, 1551875), (1337, 1405625), (1625, 1156505), (2249, 835625), (2275, 826075), (2483, 756875), (4325, 434525), (4375, 429559), (4775, 393575), (6055, 310375), (6685, 281125), (8125, 231301), (11245, 167125), (11375, 165215), (12415, 151375), (15743, 119375), (17381, 108125), (21625, 86905), (23875, 78715), (30275, 62075), (33043, 56875), (33425, 56225)]