52047320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 127491840

約数和(自身を除く): 75444520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 991, 1010, 1313, 1982, 2020, 2626, 3964, 4040, 4955, 5252, 6565, 7928, 9910, 10504, 12883, 13130, 19820, 25766, 26260, 39640, 51532, 52520, 64415, 100091, 103064, 128830, 200182, 257660, 400364, 500455, 515320, 800728, 1000910, 1301183, 2001820, 2602366, 4003640, 5204732, 6505915, 10409464, 13011830, 26023660, 52047320]

約数ペア:

[(1, 52047320), (2, 26023660), (4, 13011830), (5, 10409464), (8, 6505915), (10, 5204732), (13, 4003640), (20, 2602366), (26, 2001820), (40, 1301183), (52, 1000910), (65, 800728), (101, 515320), (104, 500455), (130, 400364), (202, 257660), (260, 200182), (404, 128830), (505, 103064), (520, 100091), (808, 64415), (991, 52520), (1010, 51532), (1313, 39640), (1982, 26260), (2020, 25766), (2626, 19820), (3964, 13130), (4040, 12883), (4955, 10504), (5252, 9910), (6565, 7928)]