115917680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1174

約数の個数: 80

約数和(自身を含む): 284934144

約数和(自身を除く): 169016464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1087, 1240, 1333, 1720, 2174, 2480, 2666, 3440, 4348, 5332, 5435, 6665, 8696, 10664, 10870, 13330, 17392, 21328, 21740, 26660, 33697, 43480, 46741, 53320, 67394, 86960, 93482, 106640, 134788, 168485, 186964, 233705, 269576, 336970, 373928, 467410, 539152, 673940, 747856, 934820, 1347880, 1448971, 1869640, 2695760, 2897942, 3739280, 5795884, 7244855, 11591768, 14489710, 23183536, 28979420, 57958840, 115917680]

約数ペア:

[(1, 115917680), (2, 57958840), (4, 28979420), (5, 23183536), (8, 14489710), (10, 11591768), (16, 7244855), (20, 5795884), (31, 3739280), (40, 2897942), (43, 2695760), (62, 1869640), (80, 1448971), (86, 1347880), (124, 934820), (155, 747856), (172, 673940), (215, 539152), (248, 467410), (310, 373928), (344, 336970), (430, 269576), (496, 233705), (620, 186964), (688, 168485), (860, 134788), (1087, 106640), (1240, 93482), (1333, 86960), (1720, 67394), (2174, 53320), (2480, 46741), (2666, 43480), (3440, 33697), (4348, 26660), (5332, 21740), (5435, 21328), (6665, 17392), (8696, 13330), (10664, 10870)]