2012161375

素因数分解:

$5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 2992204800

約数和(自身を除く): 980043425

約数列:

[1, 5, 7, 25, 29, 35, 125, 145, 175, 179, 203, 443, 725, 875, 895, 1015, 1253, 2215, 3101, 3625, 4475, 5075, 5191, 6265, 11075, 12847, 15505, 22375, 25375, 25955, 31325, 36337, 55375, 64235, 77525, 79297, 89929, 129775, 156625, 181685, 321175, 387625, 396485, 449645, 555079, 648875, 908425, 1605875, 1982425, 2248225, 2299613, 2775395, 4542125, 9912125, 11241125, 11498065, 13876975, 16097291, 57490325, 69384875, 80486455, 287451625, 402432275, 2012161375]

約数ペア:

[(1, 2012161375), (5, 402432275), (7, 287451625), (25, 80486455), (29, 69384875), (35, 57490325), (125, 16097291), (145, 13876975), (175, 11498065), (179, 11241125), (203, 9912125), (443, 4542125), (725, 2775395), (875, 2299613), (895, 2248225), (1015, 1982425), (1253, 1605875), (2215, 908425), (3101, 648875), (3625, 555079), (4475, 449645), (5075, 396485), (5191, 387625), (6265, 321175), (11075, 181685), (12847, 156625), (15505, 129775), (22375, 89929), (25375, 79297), (25955, 77525), (31325, 64235), (36337, 55375)]