27431310080

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{301841}}^1$

素因数の和:301933

約数の個数: 72

約数和(自身を含む): 66632225184

約数和(自身を除く): 39200915104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 1136, 1280, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 18176, 22720, 45440, 90880, 301841, 603682, 1207364, 1509205, 2414728, 3018410, 4829456, 6036820, 9658912, 12073640, 19317824, 21430711, 24147280, 38635648, 42861422, 48294560, 77271296, 85722844, 96589120, 107153555, 171445688, 193178240, 214307110, 342891376, 386356480, 428614220, 685782752, 857228440, 1371565504, 1714456880, 2743131008, 3428913760, 5486262016, 6857827520, 13715655040, 27431310080]

約数ペア:

[(1, 27431310080), (2, 13715655040), (4, 6857827520), (5, 5486262016), (8, 3428913760), (10, 2743131008), (16, 1714456880), (20, 1371565504), (32, 857228440), (40, 685782752), (64, 428614220), (71, 386356480), (80, 342891376), (128, 214307110), (142, 193178240), (160, 171445688), (256, 107153555), (284, 96589120), (320, 85722844), (355, 77271296), (568, 48294560), (640, 42861422), (710, 38635648), (1136, 24147280), (1280, 21430711), (1420, 19317824), (2272, 12073640), (2840, 9658912), (4544, 6036820), (5680, 4829456), (9088, 3018410), (11360, 2414728), (18176, 1509205), (22720, 1207364), (45440, 603682), (90880, 301841)]