91902290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3331}}^1$

素因数の和:3458

約数の個数: 32

約数和(自身を含む): 172730880

約数和(自身を除く): 80828590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 3331, 5518, 6662, 13795, 16655, 27590, 33310, 103261, 206522, 296459, 516305, 592918, 1032610, 1482295, 2964590, 9190229, 18380458, 45951145, 91902290]

約数ペア:

[(1, 91902290), (2, 45951145), (5, 18380458), (10, 9190229), (31, 2964590), (62, 1482295), (89, 1032610), (155, 592918), (178, 516305), (310, 296459), (445, 206522), (890, 103261), (2759, 33310), (3331, 27590), (5518, 16655), (6662, 13795)]