64632490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 133539840

約数和(自身を除く): 68907350

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 137, 190, 191, 247, 274, 382, 494, 685, 955, 1235, 1370, 1781, 1910, 2470, 2483, 2603, 3562, 3629, 4966, 5206, 7258, 8905, 12415, 13015, 17810, 18145, 24830, 26030, 26167, 33839, 36290, 47177, 52334, 67678, 94354, 130835, 169195, 235885, 261670, 338390, 340171, 471770, 497173, 680342, 994346, 1700855, 2485865, 3401710, 4971730, 6463249, 12926498, 32316245, 64632490]

約数ペア:

[(1, 64632490), (2, 32316245), (5, 12926498), (10, 6463249), (13, 4971730), (19, 3401710), (26, 2485865), (38, 1700855), (65, 994346), (95, 680342), (130, 497173), (137, 471770), (190, 340171), (191, 338390), (247, 261670), (274, 235885), (382, 169195), (494, 130835), (685, 94354), (955, 67678), (1235, 52334), (1370, 47177), (1781, 36290), (1910, 33839), (2470, 26167), (2483, 26030), (2603, 24830), (3562, 18145), (3629, 17810), (4966, 13015), (5206, 12415), (7258, 8905)]