90270440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2591}}^1$

素因数の和:2682

約数の個数: 64

約数和(自身を含む): 222082560

約数和(自身を除く): 131812120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1742, 2591, 2680, 3484, 4355, 5182, 6968, 8710, 10364, 12955, 17420, 20728, 25910, 33683, 34840, 51820, 67366, 103640, 134732, 168415, 173597, 269464, 336830, 347194, 673660, 694388, 867985, 1347320, 1388776, 1735970, 2256761, 3471940, 4513522, 6943880, 9027044, 11283805, 18054088, 22567610, 45135220, 90270440]

約数ペア:

[(1, 90270440), (2, 45135220), (4, 22567610), (5, 18054088), (8, 11283805), (10, 9027044), (13, 6943880), (20, 4513522), (26, 3471940), (40, 2256761), (52, 1735970), (65, 1388776), (67, 1347320), (104, 867985), (130, 694388), (134, 673660), (260, 347194), (268, 336830), (335, 269464), (520, 173597), (536, 168415), (670, 134732), (871, 103640), (1340, 67366), (1742, 51820), (2591, 34840), (2680, 33683), (3484, 25910), (4355, 20728), (5182, 17420), (6968, 12955), (8710, 10364)]