87663695

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 130802688

約数和(自身を除く): 43138993

約数列:

[1, 5, 7, 23, 35, 47, 49, 115, 161, 235, 245, 329, 331, 805, 1081, 1127, 1645, 1655, 2303, 2317, 5405, 5635, 7567, 7613, 11515, 11585, 15557, 16219, 37835, 38065, 52969, 53291, 77785, 81095, 108899, 264845, 266455, 357811, 373037, 544495, 762293, 1789055, 1865185, 2504677, 3811465, 12523385, 17532739, 87663695]

約数ペア:

[(1, 87663695), (5, 17532739), (7, 12523385), (23, 3811465), (35, 2504677), (47, 1865185), (49, 1789055), (115, 762293), (161, 544495), (235, 373037), (245, 357811), (329, 266455), (331, 264845), (805, 108899), (1081, 81095), (1127, 77785), (1645, 53291), (1655, 52969), (2303, 38065), (2317, 37835), (5405, 16219), (5635, 15557), (7567, 11585), (7613, 11515)]