82210760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 192568320

約数和(自身を除く): 110357560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 167, 248, 310, 334, 397, 620, 668, 794, 835, 1240, 1336, 1588, 1670, 1985, 3176, 3340, 3970, 5177, 6680, 7940, 10354, 12307, 15880, 20708, 24614, 25885, 41416, 49228, 51770, 61535, 66299, 98456, 103540, 123070, 132598, 207080, 246140, 265196, 331495, 492280, 530392, 662990, 1325980, 2055269, 2651960, 4110538, 8221076, 10276345, 16442152, 20552690, 41105380, 82210760]

約数ペア:

[(1, 82210760), (2, 41105380), (4, 20552690), (5, 16442152), (8, 10276345), (10, 8221076), (20, 4110538), (31, 2651960), (40, 2055269), (62, 1325980), (124, 662990), (155, 530392), (167, 492280), (248, 331495), (310, 265196), (334, 246140), (397, 207080), (620, 132598), (668, 123070), (794, 103540), (835, 98456), (1240, 66299), (1336, 61535), (1588, 51770), (1670, 49228), (1985, 41416), (3176, 25885), (3340, 24614), (3970, 20708), (5177, 15880), (6680, 12307), (7940, 10354)]