156969165875

素因数分解:

$5^3\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 201863031552

約数和(自身を除く): 44893865677

約数列:

[1, 5, 25, 53, 125, 167, 265, 337, 421, 835, 1325, 1685, 2105, 4175, 6625, 8425, 8851, 10525, 17861, 20875, 22313, 42125, 44255, 52625, 56279, 70307, 89305, 111565, 141877, 221275, 281395, 351535, 446525, 557825, 709385, 1106375, 1406975, 1757675, 2232625, 2789125, 2982787, 3546925, 3726271, 7034875, 7519481, 8788375, 14913935, 17734625, 18631355, 23693459, 37597405, 74569675, 93156775, 118467295, 187987025, 372848375, 465783875, 592336475, 939935125, 1255753327, 2961682375, 6278766635, 31393833175, 156969165875]

約数ペア:

[(1, 156969165875), (5, 31393833175), (25, 6278766635), (53, 2961682375), (125, 1255753327), (167, 939935125), (265, 592336475), (337, 465783875), (421, 372848375), (835, 187987025), (1325, 118467295), (1685, 93156775), (2105, 74569675), (4175, 37597405), (6625, 23693459), (8425, 18631355), (8851, 17734625), (10525, 14913935), (17861, 8788375), (20875, 7519481), (22313, 7034875), (42125, 3726271), (44255, 3546925), (52625, 2982787), (56279, 2789125), (70307, 2232625), (89305, 1757675), (111565, 1406975), (141877, 1106375), (221275, 709385), (281395, 557825), (351535, 446525)]