20162997725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{11779}}^1$

素因数の和:12054

約数の個数: 48

約数和(自身を含む): 28221110400

約数和(自身を除く): 8058112675

約数列:

[1, 5, 13, 23, 25, 65, 115, 229, 299, 325, 575, 1145, 1495, 2977, 5267, 5725, 7475, 11779, 14885, 26335, 58895, 68471, 74425, 131675, 153127, 270917, 294475, 342355, 765635, 1354585, 1711775, 2697391, 3521921, 3828175, 6772925, 13486955, 17609605, 35066083, 62039993, 67434775, 88048025, 175330415, 310199965, 806519909, 876652075, 1550999825, 4032599545, 20162997725]

約数ペア:

[(1, 20162997725), (5, 4032599545), (13, 1550999825), (23, 876652075), (25, 806519909), (65, 310199965), (115, 175330415), (229, 88048025), (299, 67434775), (325, 62039993), (575, 35066083), (1145, 17609605), (1495, 13486955), (2977, 6772925), (5267, 3828175), (5725, 3521921), (7475, 2697391), (11779, 1711775), (14885, 1354585), (26335, 765635), (58895, 342355), (68471, 294475), (74425, 270917), (131675, 153127)]