72820304

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1227

約数の個数: 40

約数和(自身を含む): 145704960

約数和(自身を除く): 72884656

約数列:

[1, 2, 4, 8, 16, 53, 79, 106, 158, 212, 316, 424, 632, 848, 1087, 1264, 2174, 4187, 4348, 8374, 8696, 16748, 17392, 33496, 57611, 66992, 85873, 115222, 171746, 230444, 343492, 460888, 686984, 921776, 1373968, 4551269, 9102538, 18205076, 36410152, 72820304]

約数ペア:

[(1, 72820304), (2, 36410152), (4, 18205076), (8, 9102538), (16, 4551269), (53, 1373968), (79, 921776), (106, 686984), (158, 460888), (212, 343492), (316, 230444), (424, 171746), (632, 115222), (848, 85873), (1087, 66992), (1264, 57611), (2174, 33496), (4187, 17392), (4348, 16748), (8374, 8696)]