71548425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 140621208

約数和(自身を除く): 69072783

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 61, 65, 75, 117, 183, 195, 225, 305, 325, 401, 549, 585, 793, 915, 975, 1203, 1525, 2005, 2379, 2745, 2925, 3609, 3965, 4575, 5213, 6015, 7137, 10025, 11895, 13725, 15639, 18045, 19825, 24461, 26065, 30075, 35685, 46917, 59475, 73383, 78195, 90225, 122305, 130325, 178425, 220149, 234585, 317993, 366915, 390975, 611525, 953979, 1100745, 1172925, 1589965, 1834575, 2861937, 4769895, 5503725, 7949825, 14309685, 23849475, 71548425]

約数ペア:

[(1, 71548425), (3, 23849475), (5, 14309685), (9, 7949825), (13, 5503725), (15, 4769895), (25, 2861937), (39, 1834575), (45, 1589965), (61, 1172925), (65, 1100745), (75, 953979), (117, 611525), (183, 390975), (195, 366915), (225, 317993), (305, 234585), (325, 220149), (401, 178425), (549, 130325), (585, 122305), (793, 90225), (915, 78195), (975, 73383), (1203, 59475), (1525, 46917), (2005, 35685), (2379, 30075), (2745, 26065), (2925, 24461), (3609, 19825), (3965, 18045), (4575, 15639), (5213, 13725), (6015, 11895), (7137, 10025)]