202321405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 306996480

約数和(自身を除く): 104675075

約数列:

[1, 5, 11, 13, 19, 53, 55, 65, 95, 143, 209, 247, 265, 281, 583, 689, 715, 1007, 1045, 1235, 1405, 2717, 2915, 3091, 3445, 3653, 5035, 5339, 7579, 11077, 13091, 13585, 14893, 15455, 18265, 26695, 37895, 40183, 55385, 58729, 65455, 69407, 74465, 144001, 163823, 193609, 200915, 282967, 293645, 347035, 720005, 763477, 819115, 968045, 1414835, 2129699, 3112637, 3678571, 3817385, 10648495, 15563185, 18392855, 40464281, 202321405]

約数ペア:

[(1, 202321405), (5, 40464281), (11, 18392855), (13, 15563185), (19, 10648495), (53, 3817385), (55, 3678571), (65, 3112637), (95, 2129699), (143, 1414835), (209, 968045), (247, 819115), (265, 763477), (281, 720005), (583, 347035), (689, 293645), (715, 282967), (1007, 200915), (1045, 193609), (1235, 163823), (1405, 144001), (2717, 74465), (2915, 69407), (3091, 65455), (3445, 58729), (3653, 55385), (5035, 40183), (5339, 37895), (7579, 26695), (11077, 18265), (13091, 15455), (13585, 14893)]