66964020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65651}}^1$

素因数の和:65680

約数の個数: 48

約数和(自身を含む): 198531648

約数和(自身を除く): 131567628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 65651, 131302, 196953, 262604, 328255, 393906, 656510, 787812, 984765, 1116067, 1313020, 1969530, 2232134, 3348201, 3939060, 4464268, 5580335, 6696402, 11160670, 13392804, 16741005, 22321340, 33482010, 66964020]

約数ペア:

[(1, 66964020), (2, 33482010), (3, 22321340), (4, 16741005), (5, 13392804), (6, 11160670), (10, 6696402), (12, 5580335), (15, 4464268), (17, 3939060), (20, 3348201), (30, 2232134), (34, 1969530), (51, 1313020), (60, 1116067), (68, 984765), (85, 787812), (102, 656510), (170, 393906), (204, 328255), (255, 262604), (340, 196953), (510, 131302), (1020, 65651)]