69554440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1390

約数の個数: 64

約数和(自身を含む): 167184000

約数和(自身を除く): 97629560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1289, 1349, 1420, 2578, 2698, 2840, 5156, 5396, 6445, 6745, 10312, 10792, 12890, 13490, 24491, 25780, 26980, 48982, 51560, 53960, 91519, 97964, 122455, 183038, 195928, 244910, 366076, 457595, 489820, 732152, 915190, 979640, 1738861, 1830380, 3477722, 3660760, 6955444, 8694305, 13910888, 17388610, 34777220, 69554440]

約数ペア:

[(1, 69554440), (2, 34777220), (4, 17388610), (5, 13910888), (8, 8694305), (10, 6955444), (19, 3660760), (20, 3477722), (38, 1830380), (40, 1738861), (71, 979640), (76, 915190), (95, 732152), (142, 489820), (152, 457595), (190, 366076), (284, 244910), (355, 195928), (380, 183038), (568, 122455), (710, 97964), (760, 91519), (1289, 53960), (1349, 51560), (1420, 48982), (2578, 26980), (2698, 25780), (2840, 24491), (5156, 13490), (5396, 12890), (6445, 10792), (6745, 10312)]