8018985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 15240960

約数和(自身を除く): 7221975

約数列:

[1, 3, 5, 13, 15, 17, 39, 41, 51, 59, 65, 85, 123, 177, 195, 205, 221, 255, 295, 533, 615, 663, 697, 767, 885, 1003, 1105, 1599, 2091, 2301, 2419, 2665, 3009, 3315, 3485, 3835, 5015, 7257, 7995, 9061, 10455, 11505, 12095, 13039, 15045, 27183, 31447, 36285, 39117, 41123, 45305, 65195, 94341, 123369, 135915, 157235, 195585, 205615, 471705, 534599, 616845, 1603797, 2672995, 8018985]

約数ペア:

[(1, 8018985), (3, 2672995), (5, 1603797), (13, 616845), (15, 534599), (17, 471705), (39, 205615), (41, 195585), (51, 157235), (59, 135915), (65, 123369), (85, 94341), (123, 65195), (177, 45305), (195, 41123), (205, 39117), (221, 36285), (255, 31447), (295, 27183), (533, 15045), (615, 13039), (663, 12095), (697, 11505), (767, 10455), (885, 9061), (1003, 7995), (1105, 7257), (1599, 5015), (2091, 3835), (2301, 3485), (2419, 3315), (2665, 3009)]