12744875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 64

約数和(自身を含む): 20127744

約数和(自身を除く): 7382869

約数列:

[1, 5, 11, 13, 23, 25, 31, 55, 65, 115, 125, 143, 155, 253, 275, 299, 325, 341, 403, 575, 713, 715, 775, 1265, 1375, 1495, 1625, 1705, 2015, 2875, 3289, 3565, 3575, 3875, 4433, 6325, 7475, 7843, 8525, 9269, 10075, 16445, 17825, 17875, 22165, 31625, 37375, 39215, 42625, 46345, 50375, 82225, 89125, 101959, 110825, 196075, 231725, 411125, 509795, 554125, 980375, 1158625, 2548975, 12744875]

約数ペア:

[(1, 12744875), (5, 2548975), (11, 1158625), (13, 980375), (23, 554125), (25, 509795), (31, 411125), (55, 231725), (65, 196075), (115, 110825), (125, 101959), (143, 89125), (155, 82225), (253, 50375), (275, 46345), (299, 42625), (325, 39215), (341, 37375), (403, 31625), (575, 22165), (713, 17875), (715, 17825), (775, 16445), (1265, 10075), (1375, 9269), (1495, 8525), (1625, 7843), (1705, 7475), (2015, 6325), (2875, 4433), (3289, 3875), (3565, 3575)]