78365830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 79227770

約数列:

[1, 2, 5, 10, 23, 29, 31, 46, 58, 62, 115, 145, 155, 230, 290, 310, 379, 667, 713, 758, 899, 1334, 1426, 1798, 1895, 3335, 3565, 3790, 4495, 6670, 7130, 8717, 8990, 10991, 11749, 17434, 20677, 21982, 23498, 41354, 43585, 54955, 58745, 87170, 103385, 109910, 117490, 206770, 252793, 270227, 340721, 505586, 540454, 681442, 1263965, 1351135, 1703605, 2527930, 2702270, 3407210, 7836583, 15673166, 39182915, 78365830]

約数ペア:

[(1, 78365830), (2, 39182915), (5, 15673166), (10, 7836583), (23, 3407210), (29, 2702270), (31, 2527930), (46, 1703605), (58, 1351135), (62, 1263965), (115, 681442), (145, 540454), (155, 505586), (230, 340721), (290, 270227), (310, 252793), (379, 206770), (667, 117490), (713, 109910), (758, 103385), (899, 87170), (1334, 58745), (1426, 54955), (1798, 43585), (1895, 41354), (3335, 23498), (3565, 21982), (3790, 20677), (4495, 17434), (6670, 11749), (7130, 10991), (8717, 8990)]