61985830

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 113685120

約数和(自身を除く): 51699290

約数列:

[1, 2, 5, 10, 89, 178, 257, 271, 445, 514, 542, 890, 1285, 1355, 2570, 2710, 22873, 24119, 45746, 48238, 69647, 114365, 120595, 139294, 228730, 241190, 348235, 696470, 6198583, 12397166, 30992915, 61985830]

約数ペア:

[(1, 61985830), (2, 30992915), (5, 12397166), (10, 6198583), (89, 696470), (178, 348235), (257, 241190), (271, 228730), (445, 139294), (514, 120595), (542, 114365), (890, 69647), (1285, 48238), (1355, 45746), (2570, 24119), (2710, 22873)]