130919680

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4447}}^1$

素因数の和:4491

約数の個数: 72

約数和(自身を含む): 327301632

約数和(自身を除く): 196381952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 4447, 5888, 7360, 8894, 14720, 17788, 22235, 29440, 35576, 44470, 71152, 88940, 102281, 142304, 177880, 204562, 284608, 355760, 409124, 511405, 569216, 711520, 818248, 1022810, 1138432, 1423040, 1636496, 2045620, 2846080, 3272992, 4091240, 5692160, 6545984, 8182480, 13091968, 16364960, 26183936, 32729920, 65459840, 130919680]

約数ペア:

[(1, 130919680), (2, 65459840), (4, 32729920), (5, 26183936), (8, 16364960), (10, 13091968), (16, 8182480), (20, 6545984), (23, 5692160), (32, 4091240), (40, 3272992), (46, 2846080), (64, 2045620), (80, 1636496), (92, 1423040), (115, 1138432), (128, 1022810), (160, 818248), (184, 711520), (230, 569216), (256, 511405), (320, 409124), (368, 355760), (460, 284608), (640, 204562), (736, 177880), (920, 142304), (1280, 102281), (1472, 88940), (1840, 71152), (2944, 44470), (3680, 35576), (4447, 29440), (5888, 22235), (7360, 17788), (8894, 14720)]