90702590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 187066368

約数和(自身を除く): 96363778

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 67, 110, 134, 155, 310, 335, 341, 397, 670, 682, 737, 794, 1474, 1705, 1985, 2077, 3410, 3685, 3970, 4154, 4367, 7370, 8734, 10385, 12307, 20770, 21835, 22847, 24614, 26599, 43670, 45694, 53198, 61535, 114235, 123070, 132995, 135377, 228470, 265990, 270754, 292589, 585178, 676885, 824569, 1353770, 1462945, 1649138, 2925890, 4122845, 8245690, 9070259, 18140518, 45351295, 90702590]

約数ペア:

[(1, 90702590), (2, 45351295), (5, 18140518), (10, 9070259), (11, 8245690), (22, 4122845), (31, 2925890), (55, 1649138), (62, 1462945), (67, 1353770), (110, 824569), (134, 676885), (155, 585178), (310, 292589), (335, 270754), (341, 265990), (397, 228470), (670, 135377), (682, 132995), (737, 123070), (794, 114235), (1474, 61535), (1705, 53198), (1985, 45694), (2077, 43670), (3410, 26599), (3685, 24614), (3970, 22847), (4154, 21835), (4367, 20770), (7370, 12307), (8734, 10385)]