91080320

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2333}}^1$

素因数の和:2413

約数の個数: 64

約数和(自身を含む): 221403240

約数和(自身を除く): 130322920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2333, 2440, 3904, 4666, 4880, 7808, 9332, 9760, 11665, 18664, 19520, 23330, 37328, 39040, 46660, 74656, 93320, 142313, 149312, 186640, 284626, 298624, 373280, 569252, 711565, 746560, 1138504, 1423130, 1493120, 2277008, 2846260, 4554016, 5692520, 9108032, 11385040, 18216064, 22770080, 45540160, 91080320]

約数ペア:

[(1, 91080320), (2, 45540160), (4, 22770080), (5, 18216064), (8, 11385040), (10, 9108032), (16, 5692520), (20, 4554016), (32, 2846260), (40, 2277008), (61, 1493120), (64, 1423130), (80, 1138504), (122, 746560), (128, 711565), (160, 569252), (244, 373280), (305, 298624), (320, 284626), (488, 186640), (610, 149312), (640, 142313), (976, 93320), (1220, 74656), (1952, 46660), (2333, 39040), (2440, 37328), (3904, 23330), (4666, 19520), (4880, 18664), (7808, 11665), (9332, 9760)]