25641030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 64512000

約数和(自身を除く): 38870970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 79, 93, 155, 158, 186, 237, 310, 349, 395, 465, 474, 698, 790, 930, 1047, 1185, 1745, 2094, 2370, 2449, 3490, 4898, 5235, 7347, 10470, 10819, 12245, 14694, 21638, 24490, 27571, 32457, 36735, 54095, 55142, 64914, 73470, 82713, 108190, 137855, 162285, 165426, 275710, 324570, 413565, 827130, 854701, 1709402, 2564103, 4273505, 5128206, 8547010, 12820515, 25641030]

約数ペア:

[(1, 25641030), (2, 12820515), (3, 8547010), (5, 5128206), (6, 4273505), (10, 2564103), (15, 1709402), (30, 854701), (31, 827130), (62, 413565), (79, 324570), (93, 275710), (155, 165426), (158, 162285), (186, 137855), (237, 108190), (310, 82713), (349, 73470), (395, 64914), (465, 55142), (474, 54095), (698, 36735), (790, 32457), (930, 27571), (1047, 24490), (1185, 21638), (1745, 14694), (2094, 12245), (2370, 10819), (2449, 10470), (3490, 7347), (4898, 5235)]