173659720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{641}}^1$

素因数の和:1186

約数の個数: 64

約数和(自身を含む): 422256240

約数和(自身を除く): 248596520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 521, 641, 1042, 1282, 2084, 2564, 2605, 3205, 4168, 5128, 5210, 6410, 6773, 8333, 10420, 12820, 13546, 16666, 20840, 25640, 27092, 33332, 33865, 41665, 54184, 66664, 67730, 83330, 135460, 166660, 270920, 333320, 333961, 667922, 1335844, 1669805, 2671688, 3339610, 4341493, 6679220, 8682986, 13358440, 17365972, 21707465, 34731944, 43414930, 86829860, 173659720]

約数ペア:

[(1, 173659720), (2, 86829860), (4, 43414930), (5, 34731944), (8, 21707465), (10, 17365972), (13, 13358440), (20, 8682986), (26, 6679220), (40, 4341493), (52, 3339610), (65, 2671688), (104, 1669805), (130, 1335844), (260, 667922), (520, 333961), (521, 333320), (641, 270920), (1042, 166660), (1282, 135460), (2084, 83330), (2564, 67730), (2605, 66664), (3205, 54184), (4168, 41665), (5128, 33865), (5210, 33332), (6410, 27092), (6773, 25640), (8333, 20840), (10420, 16666), (12820, 13546)]