278340384005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{4493}}^1$

素因数の和:5054

約数の個数: 64

約数和(自身を含む): 377409715200

約数和(自身を除く): 99069331195

約数列:

[1, 5, 17, 19, 85, 89, 95, 323, 431, 445, 1513, 1615, 1691, 2155, 4493, 7327, 7565, 8189, 8455, 22465, 28747, 36635, 38359, 40945, 76381, 85367, 139213, 143735, 191795, 381905, 399877, 426835, 652103, 696065, 728821, 1451239, 1936483, 1999385, 3260515, 3644105, 6797909, 7256195, 7597663, 9682415, 12389957, 32920211, 33989545, 36793177, 37988315, 61949785, 129160271, 164601055, 172346987, 183965885, 625484009, 645801355, 861734935, 2929898779, 3127420045, 3274592753, 14649493895, 16372963765, 55668076801, 278340384005]

約数ペア:

[(1, 278340384005), (5, 55668076801), (17, 16372963765), (19, 14649493895), (85, 3274592753), (89, 3127420045), (95, 2929898779), (323, 861734935), (431, 645801355), (445, 625484009), (1513, 183965885), (1615, 172346987), (1691, 164601055), (2155, 129160271), (4493, 61949785), (7327, 37988315), (7565, 36793177), (8189, 33989545), (8455, 32920211), (22465, 12389957), (28747, 9682415), (36635, 7597663), (38359, 7256195), (40945, 6797909), (76381, 3644105), (85367, 3260515), (139213, 1999385), (143735, 1936483), (191795, 1451239), (381905, 728821), (399877, 696065), (426835, 652103)]