78950987860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{528383}}^1$

素因数の和:528664

約数の個数: 48

約数和(自身を含む): 171855839232

約数和(自身を除く): 92904851372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 241, 310, 482, 620, 964, 1205, 2410, 4820, 7471, 14942, 29884, 37355, 74710, 149420, 528383, 1056766, 2113532, 2641915, 5283830, 10567660, 16379873, 32759746, 65519492, 81899365, 127340303, 163798730, 254680606, 327597460, 509361212, 636701515, 1273403030, 2546806060, 3947549393, 7895098786, 15790197572, 19737746965, 39475493930, 78950987860]

約数ペア:

[(1, 78950987860), (2, 39475493930), (4, 19737746965), (5, 15790197572), (10, 7895098786), (20, 3947549393), (31, 2546806060), (62, 1273403030), (124, 636701515), (155, 509361212), (241, 327597460), (310, 254680606), (482, 163798730), (620, 127340303), (964, 81899365), (1205, 65519492), (2410, 32759746), (4820, 16379873), (7471, 10567660), (14942, 5283830), (29884, 2641915), (37355, 2113532), (74710, 1056766), (149420, 528383)]