72417590

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 155865600

約数和(自身を除く): 83448010

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 343, 430, 490, 491, 602, 686, 982, 1505, 1715, 2107, 2455, 3010, 3430, 3437, 4214, 4910, 6874, 10535, 14749, 17185, 21070, 21113, 24059, 29498, 34370, 42226, 48118, 73745, 105565, 120295, 147490, 147791, 168413, 211130, 240590, 295582, 336826, 738955, 842065, 1034537, 1477910, 1684130, 2069074, 5172685, 7241759, 10345370, 14483518, 36208795, 72417590]

約数ペア:

[(1, 72417590), (2, 36208795), (5, 14483518), (7, 10345370), (10, 7241759), (14, 5172685), (35, 2069074), (43, 1684130), (49, 1477910), (70, 1034537), (86, 842065), (98, 738955), (215, 336826), (245, 295582), (301, 240590), (343, 211130), (430, 168413), (490, 147791), (491, 147490), (602, 120295), (686, 105565), (982, 73745), (1505, 48118), (1715, 42226), (2107, 34370), (2455, 29498), (3010, 24059), (3430, 21113), (3437, 21070), (4214, 17185), (4910, 14749), (6874, 10535)]