91942280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 217728000

約数和(自身を除く): 125785720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1240, 1399, 1643, 2120, 2798, 3286, 5596, 6572, 6995, 8215, 11192, 13144, 13990, 16430, 27980, 32860, 43369, 55960, 65720, 74147, 86738, 148294, 173476, 216845, 296588, 346952, 370735, 433690, 593176, 741470, 867380, 1482940, 1734760, 2298557, 2965880, 4597114, 9194228, 11492785, 18388456, 22985570, 45971140, 91942280]

約数ペア:

[(1, 91942280), (2, 45971140), (4, 22985570), (5, 18388456), (8, 11492785), (10, 9194228), (20, 4597114), (31, 2965880), (40, 2298557), (53, 1734760), (62, 1482940), (106, 867380), (124, 741470), (155, 593176), (212, 433690), (248, 370735), (265, 346952), (310, 296588), (424, 216845), (530, 173476), (620, 148294), (1060, 86738), (1240, 74147), (1399, 65720), (1643, 55960), (2120, 43369), (2798, 32860), (3286, 27980), (5596, 16430), (6572, 13990), (6995, 13144), (8215, 11192)]