20244934075

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4201}}^1$

素因数の和:4297

約数の個数: 72

約数和(自身を含む): 28793112480

約数和(自身を除く): 8548178405

約数列:

[1, 5, 17, 23, 25, 29, 85, 115, 145, 289, 391, 425, 493, 575, 667, 725, 1445, 1955, 2465, 3335, 4201, 6647, 7225, 8381, 9775, 11339, 12325, 16675, 21005, 33235, 41905, 56695, 71417, 96623, 105025, 121829, 166175, 192763, 209525, 283475, 357085, 483115, 609145, 963815, 1214089, 1642591, 1785425, 2071093, 2415575, 2802067, 3045725, 4819075, 6070445, 8212955, 10355465, 14010335, 27924047, 30352225, 35208581, 41064775, 47635139, 51777325, 70051675, 139620235, 176042905, 238175695, 698101175, 809797363, 880214525, 1190878475, 4048986815, 20244934075]

約数ペア:

[(1, 20244934075), (5, 4048986815), (17, 1190878475), (23, 880214525), (25, 809797363), (29, 698101175), (85, 238175695), (115, 176042905), (145, 139620235), (289, 70051675), (391, 51777325), (425, 47635139), (493, 41064775), (575, 35208581), (667, 30352225), (725, 27924047), (1445, 14010335), (1955, 10355465), (2465, 8212955), (3335, 6070445), (4201, 4819075), (6647, 3045725), (7225, 2802067), (8381, 2415575), (9775, 2071093), (11339, 1785425), (12325, 1642591), (16675, 1214089), (21005, 963815), (33235, 609145), (41905, 483115), (56695, 357085), (71417, 283475), (96623, 209525), (105025, 192763), (121829, 166175)]