961736890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{9091}}^1$

素因数の和:9318

約数の個数: 32

約数和(自身を含む): 1767484800

約数和(自身を除く): 805747910

約数列:

[1, 2, 5, 10, 71, 142, 149, 298, 355, 710, 745, 1490, 9091, 10579, 18182, 21158, 45455, 52895, 90910, 105790, 645461, 1290922, 1354559, 2709118, 3227305, 6454610, 6772795, 13545590, 96173689, 192347378, 480868445, 961736890]

約数ペア:

[(1, 961736890), (2, 480868445), (5, 192347378), (10, 96173689), (71, 13545590), (142, 6772795), (149, 6454610), (298, 3227305), (355, 2709118), (710, 1354559), (745, 1290922), (1490, 645461), (9091, 105790), (10579, 90910), (18182, 52895), (21158, 45455)]