67289840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 165513216

約数和(自身を除く): 98223376

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, 631, 688, 860, 1240, 1262, 1333, 1720, 2480, 2524, 2666, 3155, 3440, 5048, 5332, 6310, 6665, 10096, 10664, 12620, 13330, 19561, 21328, 25240, 26660, 27133, 39122, 50480, 53320, 54266, 78244, 97805, 106640, 108532, 135665, 156488, 195610, 217064, 271330, 312976, 391220, 434128, 542660, 782440, 841123, 1085320, 1564880, 1682246, 2170640, 3364492, 4205615, 6728984, 8411230, 13457968, 16822460, 33644920, 67289840]

約数ペア:

[(1, 67289840), (2, 33644920), (4, 16822460), (5, 13457968), (8, 8411230), (10, 6728984), (16, 4205615), (20, 3364492), (31, 2170640), (40, 1682246), (43, 1564880), (62, 1085320), (80, 841123), (86, 782440), (124, 542660), (155, 434128), (172, 391220), (215, 312976), (248, 271330), (310, 217064), (344, 195610), (430, 156488), (496, 135665), (620, 108532), (631, 106640), (688, 97805), (860, 78244), (1240, 54266), (1262, 53320), (1333, 50480), (1720, 39122), (2480, 27133), (2524, 26660), (2666, 25240), (3155, 21328), (3440, 19561), (5048, 13330), (5332, 12620), (6310, 10664), (6665, 10096)]