66556425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 122536800

約数和(自身を除く): 55980375

約数列:

[1, 3, 5, 13, 15, 25, 39, 59, 65, 75, 89, 169, 177, 195, 267, 295, 325, 445, 507, 767, 845, 885, 975, 1157, 1335, 1475, 2225, 2301, 2535, 3471, 3835, 4225, 4425, 5251, 5785, 6675, 9971, 11505, 12675, 15041, 15753, 17355, 19175, 26255, 28925, 29913, 45123, 49855, 57525, 68263, 75205, 78765, 86775, 131275, 149565, 204789, 225615, 249275, 341315, 376025, 393825, 747825, 887419, 1023945, 1128075, 1706575, 2662257, 4437095, 5119725, 13311285, 22185475, 66556425]

約数ペア:

[(1, 66556425), (3, 22185475), (5, 13311285), (13, 5119725), (15, 4437095), (25, 2662257), (39, 1706575), (59, 1128075), (65, 1023945), (75, 887419), (89, 747825), (169, 393825), (177, 376025), (195, 341315), (267, 249275), (295, 225615), (325, 204789), (445, 149565), (507, 131275), (767, 86775), (845, 78765), (885, 75205), (975, 68263), (1157, 57525), (1335, 49855), (1475, 45123), (2225, 29913), (2301, 28925), (2535, 26255), (3471, 19175), (3835, 17355), (4225, 15753), (4425, 15041), (5251, 12675), (5785, 11505), (6675, 9971)]