51400480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 128798208

約数和(自身を除く): 77397728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 215, 241, 248, 310, 344, 430, 482, 496, 620, 688, 860, 964, 992, 1205, 1240, 1333, 1376, 1720, 1928, 2410, 2480, 2666, 3440, 3856, 4820, 4960, 5332, 6665, 6880, 7471, 7712, 9640, 10363, 10664, 13330, 14942, 19280, 20726, 21328, 26660, 29884, 37355, 38560, 41452, 42656, 51815, 53320, 59768, 74710, 82904, 103630, 106640, 119536, 149420, 165808, 207260, 213280, 239072, 298840, 321253, 331616, 414520, 597680, 642506, 829040, 1195360, 1285012, 1606265, 1658080, 2570024, 3212530, 5140048, 6425060, 10280096, 12850120, 25700240, 51400480]

約数ペア:

[(1, 51400480), (2, 25700240), (4, 12850120), (5, 10280096), (8, 6425060), (10, 5140048), (16, 3212530), (20, 2570024), (31, 1658080), (32, 1606265), (40, 1285012), (43, 1195360), (62, 829040), (80, 642506), (86, 597680), (124, 414520), (155, 331616), (160, 321253), (172, 298840), (215, 239072), (241, 213280), (248, 207260), (310, 165808), (344, 149420), (430, 119536), (482, 106640), (496, 103630), (620, 82904), (688, 74710), (860, 59768), (964, 53320), (992, 51815), (1205, 42656), (1240, 41452), (1333, 38560), (1376, 37355), (1720, 29884), (1928, 26660), (2410, 21328), (2480, 20726), (2666, 19280), (3440, 14942), (3856, 13330), (4820, 10664), (4960, 10363), (5332, 9640), (6665, 7712), (6880, 7471)]