72745895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 95496192

約数和(自身を除く): 22750297

約数列:

[1, 5, 23, 43, 47, 115, 215, 235, 313, 989, 1081, 1565, 2021, 4945, 5405, 7199, 10105, 13459, 14711, 35995, 46483, 67295, 73555, 232415, 309557, 338353, 632573, 1547785, 1691765, 3162865, 14549179, 72745895]

約数ペア:

[(1, 72745895), (5, 14549179), (23, 3162865), (43, 1691765), (47, 1547785), (115, 632573), (215, 338353), (235, 309557), (313, 232415), (989, 73555), (1081, 67295), (1565, 46483), (2021, 35995), (4945, 14711), (5405, 13459), (7199, 10105)]