85609840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 206745696

約数和(自身を除く): 121135856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 61, 80, 106, 122, 212, 244, 265, 305, 331, 424, 488, 530, 610, 662, 848, 976, 1060, 1220, 1324, 1655, 2120, 2440, 2648, 3233, 3310, 4240, 4880, 5296, 6466, 6620, 12932, 13240, 16165, 17543, 20191, 25864, 26480, 32330, 35086, 40382, 51728, 64660, 70172, 80764, 87715, 100955, 129320, 140344, 161528, 175430, 201910, 258640, 280688, 323056, 350860, 403820, 701720, 807640, 1070123, 1403440, 1615280, 2140246, 4280492, 5350615, 8560984, 10701230, 17121968, 21402460, 42804920, 85609840]

約数ペア:

[(1, 85609840), (2, 42804920), (4, 21402460), (5, 17121968), (8, 10701230), (10, 8560984), (16, 5350615), (20, 4280492), (40, 2140246), (53, 1615280), (61, 1403440), (80, 1070123), (106, 807640), (122, 701720), (212, 403820), (244, 350860), (265, 323056), (305, 280688), (331, 258640), (424, 201910), (488, 175430), (530, 161528), (610, 140344), (662, 129320), (848, 100955), (976, 87715), (1060, 80764), (1220, 70172), (1324, 64660), (1655, 51728), (2120, 40382), (2440, 35086), (2648, 32330), (3233, 26480), (3310, 25864), (4240, 20191), (4880, 17543), (5296, 16165), (6466, 13240), (6620, 12932)]