40642095

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 74156544

約数和(自身を除く): 33514449

約数列:

[1, 3, 5, 13, 15, 37, 39, 43, 65, 111, 129, 131, 185, 195, 215, 393, 481, 555, 559, 645, 655, 1443, 1591, 1677, 1703, 1965, 2405, 2795, 4773, 4847, 5109, 5633, 7215, 7955, 8385, 8515, 14541, 16899, 20683, 23865, 24235, 25545, 28165, 62049, 63011, 72705, 73229, 84495, 103415, 189033, 208421, 219687, 310245, 315055, 366145, 625263, 945165, 1042105, 1098435, 2709473, 3126315, 8128419, 13547365, 40642095]

約数ペア:

[(1, 40642095), (3, 13547365), (5, 8128419), (13, 3126315), (15, 2709473), (37, 1098435), (39, 1042105), (43, 945165), (65, 625263), (111, 366145), (129, 315055), (131, 310245), (185, 219687), (195, 208421), (215, 189033), (393, 103415), (481, 84495), (555, 73229), (559, 72705), (645, 63011), (655, 62049), (1443, 28165), (1591, 25545), (1677, 24235), (1703, 23865), (1965, 20683), (2405, 16899), (2795, 14541), (4773, 8515), (4847, 8385), (5109, 7955), (5633, 7215)]