15693081125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2223

約数の個数: 64

約数和(自身を含む): 21264781824

約数和(自身を除く): 5571700699

約数列:

[1, 5, 23, 25, 43, 61, 115, 125, 215, 305, 575, 989, 1075, 1403, 1525, 2081, 2623, 2875, 4945, 5375, 7015, 7625, 10405, 13115, 24725, 35075, 47863, 52025, 60329, 65575, 89483, 123625, 126941, 175375, 239315, 260125, 301645, 327875, 447415, 634705, 1196575, 1508225, 2058109, 2237075, 2919643, 3173525, 5458463, 5982875, 7541125, 10290545, 11185375, 14598215, 15867625, 27292315, 51452725, 72991075, 125544649, 136461575, 257263625, 364955375, 627723245, 682307875, 3138616225, 15693081125]

約数ペア:

[(1, 15693081125), (5, 3138616225), (23, 682307875), (25, 627723245), (43, 364955375), (61, 257263625), (115, 136461575), (125, 125544649), (215, 72991075), (305, 51452725), (575, 27292315), (989, 15867625), (1075, 14598215), (1403, 11185375), (1525, 10290545), (2081, 7541125), (2623, 5982875), (2875, 5458463), (4945, 3173525), (5375, 2919643), (7015, 2237075), (7625, 2058109), (10405, 1508225), (13115, 1196575), (24725, 634705), (35075, 447415), (47863, 327875), (52025, 301645), (60329, 260125), (65575, 239315), (89483, 175375), (123625, 126941)]