388100570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2137}}^1$

素因数の和:2295

約数の個数: 64

約数和(自身を含む): 827559936

約数和(自身を除く): 439459366

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 127, 130, 143, 254, 286, 635, 715, 1270, 1397, 1430, 1651, 2137, 2794, 3302, 4274, 6985, 8255, 10685, 13970, 16510, 18161, 21370, 23507, 27781, 36322, 47014, 55562, 90805, 117535, 138905, 181610, 235070, 271399, 277810, 305591, 542798, 611182, 1356995, 1527955, 2713990, 2985389, 3055910, 3528187, 5970778, 7056374, 14926945, 17640935, 29853890, 35281870, 38810057, 77620114, 194050285, 388100570]

約数ペア:

[(1, 388100570), (2, 194050285), (5, 77620114), (10, 38810057), (11, 35281870), (13, 29853890), (22, 17640935), (26, 14926945), (55, 7056374), (65, 5970778), (110, 3528187), (127, 3055910), (130, 2985389), (143, 2713990), (254, 1527955), (286, 1356995), (635, 611182), (715, 542798), (1270, 305591), (1397, 277810), (1430, 271399), (1651, 235070), (2137, 181610), (2794, 138905), (3302, 117535), (4274, 90805), (6985, 55562), (8255, 47014), (10685, 36322), (13970, 27781), (16510, 23507), (18161, 21370)]