655490030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:573

約数の個数: 64

約数和(自身を含む): 1294634880

約数和(自身を除く): 639144850

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 167, 218, 277, 334, 545, 554, 835, 1090, 1385, 1417, 1670, 2171, 2770, 2834, 3601, 4342, 7085, 7202, 10855, 14170, 18005, 18203, 21710, 30193, 36010, 36406, 46259, 60386, 91015, 92518, 150965, 182030, 231295, 236639, 301930, 392509, 462590, 473278, 601367, 785018, 1183195, 1202734, 1962545, 2366390, 3006835, 3925090, 5042231, 6013670, 10084462, 25211155, 50422310, 65549003, 131098006, 327745015, 655490030]

約数ペア:

[(1, 655490030), (2, 327745015), (5, 131098006), (10, 65549003), (13, 50422310), (26, 25211155), (65, 10084462), (109, 6013670), (130, 5042231), (167, 3925090), (218, 3006835), (277, 2366390), (334, 1962545), (545, 1202734), (554, 1183195), (835, 785018), (1090, 601367), (1385, 473278), (1417, 462590), (1670, 392509), (2171, 301930), (2770, 236639), (2834, 231295), (3601, 182030), (4342, 150965), (7085, 92518), (7202, 91015), (10855, 60386), (14170, 46259), (18005, 36406), (18203, 36010), (21710, 30193)]