61479940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 133527744

約数和(自身を除く): 72047804

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 251, 331, 370, 502, 662, 740, 1004, 1255, 1324, 1655, 2510, 3310, 5020, 6620, 9287, 12247, 18574, 24494, 37148, 46435, 48988, 61235, 83081, 92870, 122470, 166162, 185740, 244940, 332324, 415405, 830810, 1661620, 3073997, 6147994, 12295988, 15369985, 30739970, 61479940]

約数ペア:

[(1, 61479940), (2, 30739970), (4, 15369985), (5, 12295988), (10, 6147994), (20, 3073997), (37, 1661620), (74, 830810), (148, 415405), (185, 332324), (251, 244940), (331, 185740), (370, 166162), (502, 122470), (662, 92870), (740, 83081), (1004, 61235), (1255, 48988), (1324, 46435), (1655, 37148), (2510, 24494), (3310, 18574), (5020, 12247), (6620, 9287)]