168127880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3307}}^1$

素因数の和:3390

約数の個数: 64

約数和(自身を含む): 400135680

約数和(自身を除く): 232007800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 3307, 5084, 6355, 6614, 10168, 12710, 13228, 16535, 25420, 26456, 33070, 50840, 66140, 102517, 132280, 135587, 205034, 271174, 410068, 512585, 542348, 677935, 820136, 1025170, 1084696, 1355870, 2050340, 2711740, 4100680, 4203197, 5423480, 8406394, 16812788, 21015985, 33625576, 42031970, 84063940, 168127880]

約数ペア:

[(1, 168127880), (2, 84063940), (4, 42031970), (5, 33625576), (8, 21015985), (10, 16812788), (20, 8406394), (31, 5423480), (40, 4203197), (41, 4100680), (62, 2711740), (82, 2050340), (124, 1355870), (155, 1084696), (164, 1025170), (205, 820136), (248, 677935), (310, 542348), (328, 512585), (410, 410068), (620, 271174), (820, 205034), (1240, 135587), (1271, 132280), (1640, 102517), (2542, 66140), (3307, 50840), (5084, 33070), (6355, 26456), (6614, 25420), (10168, 16535), (12710, 13228)]