13090250830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{10903}}^1$

素因数の和:11089

約数の個数: 64

約数和(自身を含む): 25436851200

約数和(自身を除く): 12346600370

約数列:

[1, 2, 5, 10, 19, 38, 71, 89, 95, 142, 178, 190, 355, 445, 710, 890, 1349, 1691, 2698, 3382, 6319, 6745, 8455, 10903, 12638, 13490, 16910, 21806, 31595, 54515, 63190, 109030, 120061, 207157, 240122, 414314, 600305, 774113, 970367, 1035785, 1200610, 1548226, 1940734, 2071570, 3870565, 4851835, 7741130, 9703670, 14708147, 18436973, 29416294, 36873946, 68896057, 73540735, 92184865, 137792114, 147081470, 184369730, 344480285, 688960570, 1309025083, 2618050166, 6545125415, 13090250830]

約数ペア:

[(1, 13090250830), (2, 6545125415), (5, 2618050166), (10, 1309025083), (19, 688960570), (38, 344480285), (71, 184369730), (89, 147081470), (95, 137792114), (142, 92184865), (178, 73540735), (190, 68896057), (355, 36873946), (445, 29416294), (710, 18436973), (890, 14708147), (1349, 9703670), (1691, 7741130), (2698, 4851835), (3382, 3870565), (6319, 2071570), (6745, 1940734), (8455, 1548226), (10903, 1200610), (12638, 1035785), (13490, 970367), (16910, 774113), (21806, 600305), (31595, 414314), (54515, 240122), (63190, 207157), (109030, 120061)]