87900345

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 175279104

約数和(自身を除く): 87378759

約数列:

[1, 3, 5, 9, 13, 15, 31, 37, 39, 45, 65, 93, 111, 117, 131, 155, 185, 195, 279, 333, 393, 403, 465, 481, 555, 585, 655, 1147, 1179, 1209, 1395, 1443, 1665, 1703, 1965, 2015, 2405, 3441, 3627, 4061, 4329, 4847, 5109, 5735, 5895, 6045, 7215, 8515, 10323, 12183, 14541, 14911, 15327, 17205, 18135, 20305, 21645, 24235, 25545, 36549, 43623, 44733, 51615, 52793, 60915, 63011, 72705, 74555, 76635, 134199, 150257, 158379, 182745, 189033, 218115, 223665, 263965, 315055, 450771, 475137, 567099, 670995, 751285, 791895, 945165, 1352313, 1953341, 2253855, 2375685, 2835495, 5860023, 6761565, 9766705, 17580069, 29300115, 87900345]

約数ペア:

[(1, 87900345), (3, 29300115), (5, 17580069), (9, 9766705), (13, 6761565), (15, 5860023), (31, 2835495), (37, 2375685), (39, 2253855), (45, 1953341), (65, 1352313), (93, 945165), (111, 791895), (117, 751285), (131, 670995), (155, 567099), (185, 475137), (195, 450771), (279, 315055), (333, 263965), (393, 223665), (403, 218115), (465, 189033), (481, 182745), (555, 158379), (585, 150257), (655, 134199), (1147, 76635), (1179, 74555), (1209, 72705), (1395, 63011), (1443, 60915), (1665, 52793), (1703, 51615), (1965, 44733), (2015, 43623), (2405, 36549), (3441, 25545), (3627, 24235), (4061, 21645), (4329, 20305), (4847, 18135), (5109, 17205), (5735, 15327), (5895, 14911), (6045, 14541), (7215, 12183), (8515, 10323)]