29965840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 73852416

約数和(自身を除く): 43886576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 281, 310, 344, 430, 496, 562, 620, 688, 860, 1124, 1240, 1333, 1405, 1720, 2248, 2480, 2666, 2810, 3440, 4496, 5332, 5620, 6665, 8711, 10664, 11240, 12083, 13330, 17422, 21328, 22480, 24166, 26660, 34844, 43555, 48332, 53320, 60415, 69688, 87110, 96664, 106640, 120830, 139376, 174220, 193328, 241660, 348440, 374573, 483320, 696880, 749146, 966640, 1498292, 1872865, 2996584, 3745730, 5993168, 7491460, 14982920, 29965840]

約数ペア:

[(1, 29965840), (2, 14982920), (4, 7491460), (5, 5993168), (8, 3745730), (10, 2996584), (16, 1872865), (20, 1498292), (31, 966640), (40, 749146), (43, 696880), (62, 483320), (80, 374573), (86, 348440), (124, 241660), (155, 193328), (172, 174220), (215, 139376), (248, 120830), (281, 106640), (310, 96664), (344, 87110), (430, 69688), (496, 60415), (562, 53320), (620, 48332), (688, 43555), (860, 34844), (1124, 26660), (1240, 24166), (1333, 22480), (1405, 21328), (1720, 17422), (2248, 13330), (2480, 12083), (2666, 11240), (2810, 10664), (3440, 8711), (4496, 6665), (5332, 5620)]