42091010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 85730400

約数和(自身を除く): 43639390

約数列:

[1, 2, 5, 10, 13, 26, 41, 53, 65, 82, 106, 130, 149, 205, 265, 298, 410, 530, 533, 689, 745, 1066, 1378, 1490, 1937, 2173, 2665, 3445, 3874, 4346, 5330, 6109, 6890, 7897, 9685, 10865, 12218, 15794, 19370, 21730, 28249, 30545, 39485, 56498, 61090, 78970, 79417, 102661, 141245, 158834, 205322, 282490, 323777, 397085, 513305, 647554, 794170, 1026610, 1618885, 3237770, 4209101, 8418202, 21045505, 42091010]

約数ペア:

[(1, 42091010), (2, 21045505), (5, 8418202), (10, 4209101), (13, 3237770), (26, 1618885), (41, 1026610), (53, 794170), (65, 647554), (82, 513305), (106, 397085), (130, 323777), (149, 282490), (205, 205322), (265, 158834), (298, 141245), (410, 102661), (530, 79417), (533, 78970), (689, 61090), (745, 56498), (1066, 39485), (1378, 30545), (1490, 28249), (1937, 21730), (2173, 19370), (2665, 15794), (3445, 12218), (3874, 10865), (4346, 9685), (5330, 7897), (6109, 6890)]