284805680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2886

約数の個数: 80

約数和(自身を含む): 700455168

約数和(自身を除く): 415649488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 2801, 3280, 5084, 5602, 6355, 10168, 11204, 12710, 14005, 20336, 22408, 25420, 28010, 44816, 50840, 56020, 86831, 101680, 112040, 114841, 173662, 224080, 229682, 347324, 434155, 459364, 574205, 694648, 868310, 918728, 1148410, 1389296, 1736620, 1837456, 2296820, 3473240, 3560071, 4593640, 6946480, 7120142, 9187280, 14240284, 17800355, 28480568, 35600710, 56961136, 71201420, 142402840, 284805680]

約数ペア:

[(1, 284805680), (2, 142402840), (4, 71201420), (5, 56961136), (8, 35600710), (10, 28480568), (16, 17800355), (20, 14240284), (31, 9187280), (40, 7120142), (41, 6946480), (62, 4593640), (80, 3560071), (82, 3473240), (124, 2296820), (155, 1837456), (164, 1736620), (205, 1389296), (248, 1148410), (310, 918728), (328, 868310), (410, 694648), (496, 574205), (620, 459364), (656, 434155), (820, 347324), (1240, 229682), (1271, 224080), (1640, 173662), (2480, 114841), (2542, 112040), (2801, 101680), (3280, 86831), (5084, 56020), (5602, 50840), (6355, 44816), (10168, 28010), (11204, 25420), (12710, 22408), (14005, 20336)]