64010440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 165424680

約数和(自身を除く): 101414240

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 169, 170, 221, 260, 338, 340, 442, 520, 557, 676, 680, 845, 884, 1105, 1114, 1352, 1690, 1768, 2210, 2228, 2785, 2873, 3380, 4420, 4456, 5570, 5746, 6760, 7241, 8840, 9469, 11140, 11492, 14365, 14482, 18938, 22280, 22984, 28730, 28964, 36205, 37876, 47345, 57460, 57928, 72410, 75752, 94133, 94690, 114920, 123097, 144820, 188266, 189380, 246194, 289640, 376532, 378760, 470665, 492388, 615485, 753064, 941330, 984776, 1230970, 1600261, 1882660, 2461940, 3200522, 3765320, 4923880, 6401044, 8001305, 12802088, 16002610, 32005220, 64010440]

約数ペア:

[(1, 64010440), (2, 32005220), (4, 16002610), (5, 12802088), (8, 8001305), (10, 6401044), (13, 4923880), (17, 3765320), (20, 3200522), (26, 2461940), (34, 1882660), (40, 1600261), (52, 1230970), (65, 984776), (68, 941330), (85, 753064), (104, 615485), (130, 492388), (136, 470665), (169, 378760), (170, 376532), (221, 289640), (260, 246194), (338, 189380), (340, 188266), (442, 144820), (520, 123097), (557, 114920), (676, 94690), (680, 94133), (845, 75752), (884, 72410), (1105, 57928), (1114, 57460), (1352, 47345), (1690, 37876), (1768, 36205), (2210, 28964), (2228, 28730), (2785, 22984), (2873, 22280), (3380, 18938), (4420, 14482), (4456, 14365), (5570, 11492), (5746, 11140), (6760, 9469), (7241, 8840)]