25517143240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1$

素因数の和:899

約数の個数: 128

約数和(自身を含む): 59733145440

約数和(自身を除く): 34216002200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 137, 148, 185, 274, 296, 317, 370, 397, 548, 634, 685, 740, 794, 1096, 1268, 1370, 1480, 1585, 1588, 1985, 2536, 2740, 3170, 3176, 3970, 5069, 5480, 6340, 7940, 10138, 11729, 12680, 14689, 15880, 20276, 23458, 25345, 29378, 40552, 43429, 46916, 50690, 54389, 58645, 58756, 73445, 86858, 93832, 101380, 108778, 117290, 117512, 125849, 146890, 173716, 202760, 217145, 217556, 234580, 251698, 271945, 293780, 347432, 434290, 435112, 469160, 503396, 543890, 587560, 629245, 868580, 1006792, 1087780, 1258490, 1606873, 1737160, 2012393, 2175560, 2516980, 3213746, 4024786, 4656413, 5033960, 6427492, 8034365, 8049572, 9312826, 10061965, 12854984, 16068730, 16099144, 17241313, 18625652, 20123930, 23282065, 32137460, 34482626, 37251304, 40247860, 46564130, 64274920, 68965252, 80495720, 86206565, 93128260, 137930504, 172413130, 186256520, 344826260, 637928581, 689652520, 1275857162, 2551714324, 3189642905, 5103428648, 6379285810, 12758571620, 25517143240]

約数ペア:

[(1, 25517143240), (2, 12758571620), (4, 6379285810), (5, 5103428648), (8, 3189642905), (10, 2551714324), (20, 1275857162), (37, 689652520), (40, 637928581), (74, 344826260), (137, 186256520), (148, 172413130), (185, 137930504), (274, 93128260), (296, 86206565), (317, 80495720), (370, 68965252), (397, 64274920), (548, 46564130), (634, 40247860), (685, 37251304), (740, 34482626), (794, 32137460), (1096, 23282065), (1268, 20123930), (1370, 18625652), (1480, 17241313), (1585, 16099144), (1588, 16068730), (1985, 12854984), (2536, 10061965), (2740, 9312826), (3170, 8049572), (3176, 8034365), (3970, 6427492), (5069, 5033960), (5480, 4656413), (6340, 4024786), (7940, 3213746), (10138, 2516980), (11729, 2175560), (12680, 2012393), (14689, 1737160), (15880, 1606873), (20276, 1258490), (23458, 1087780), (25345, 1006792), (29378, 868580), (40552, 629245), (43429, 587560), (46916, 543890), (50690, 503396), (54389, 469160), (58645, 435112), (58756, 434290), (73445, 347432), (86858, 293780), (93832, 271945), (101380, 251698), (108778, 234580), (117290, 217556), (117512, 217145), (125849, 202760), (146890, 173716)]