647544830

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{2917}}^1$

素因数の和:3284

約数の個数: 32

約数和(自身を含む): 1184941440

約数和(自身を除く): 537396610

約数列:

[1, 2, 5, 10, 79, 158, 281, 395, 562, 790, 1405, 2810, 2917, 5834, 14585, 22199, 29170, 44398, 110995, 221990, 230443, 460886, 819677, 1152215, 1639354, 2304430, 4098385, 8196770, 64754483, 129508966, 323772415, 647544830]

約数ペア:

[(1, 647544830), (2, 323772415), (5, 129508966), (10, 64754483), (79, 8196770), (158, 4098385), (281, 2304430), (395, 1639354), (562, 1152215), (790, 819677), (1405, 460886), (2810, 230443), (2917, 221990), (5834, 110995), (14585, 44398), (22199, 29170)]