16669142775

素因数分解:

$3^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{631}}^1\times {\mathrm{857}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 30157025184

約数和(自身を除く): 13487882409

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 137, 225, 411, 631, 685, 857, 1233, 1893, 2055, 2571, 3155, 3425, 4285, 5679, 6165, 7713, 9465, 10275, 12855, 15775, 21425, 28395, 30825, 38565, 47325, 64275, 86447, 117409, 141975, 192825, 259341, 352227, 432235, 540767, 587045, 778023, 1056681, 1296705, 1622301, 1761135, 2161175, 2703835, 2935225, 3890115, 4866903, 5283405, 6483525, 8111505, 8805675, 13519175, 19450575, 24334515, 26417025, 40557525, 74085079, 121672575, 222255237, 370425395, 666765711, 1111276185, 1852126975, 3333828555, 5556380925, 16669142775]

約数ペア:

[(1, 16669142775), (3, 5556380925), (5, 3333828555), (9, 1852126975), (15, 1111276185), (25, 666765711), (45, 370425395), (75, 222255237), (137, 121672575), (225, 74085079), (411, 40557525), (631, 26417025), (685, 24334515), (857, 19450575), (1233, 13519175), (1893, 8805675), (2055, 8111505), (2571, 6483525), (3155, 5283405), (3425, 4866903), (4285, 3890115), (5679, 2935225), (6165, 2703835), (7713, 2161175), (9465, 1761135), (10275, 1622301), (12855, 1296705), (15775, 1056681), (21425, 778023), (28395, 587045), (30825, 540767), (38565, 432235), (47325, 352227), (64275, 259341), (86447, 192825), (117409, 141975)]