43878640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1418

約数の個数: 80

約数和(自身を含む): 113492736

約数和(自身を除く): 69614096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1361, 1612, 2015, 2480, 2722, 3224, 4030, 5444, 6448, 6805, 8060, 10888, 13610, 16120, 17693, 21776, 27220, 32240, 35386, 42191, 54440, 70772, 84382, 88465, 108880, 141544, 168764, 176930, 210955, 283088, 337528, 353860, 421910, 548483, 675056, 707720, 843820, 1096966, 1415440, 1687640, 2193932, 2742415, 3375280, 4387864, 5484830, 8775728, 10969660, 21939320, 43878640]

約数ペア:

[(1, 43878640), (2, 21939320), (4, 10969660), (5, 8775728), (8, 5484830), (10, 4387864), (13, 3375280), (16, 2742415), (20, 2193932), (26, 1687640), (31, 1415440), (40, 1096966), (52, 843820), (62, 707720), (65, 675056), (80, 548483), (104, 421910), (124, 353860), (130, 337528), (155, 283088), (208, 210955), (248, 176930), (260, 168764), (310, 141544), (403, 108880), (496, 88465), (520, 84382), (620, 70772), (806, 54440), (1040, 42191), (1240, 35386), (1361, 32240), (1612, 27220), (2015, 21776), (2480, 17693), (2722, 16120), (3224, 13610), (4030, 10888), (5444, 8060), (6448, 6805)]