3749649160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{2689}}^1$

素因数の和:3262

約数の個数: 64

約数和(自身を含む): 8576150400

約数和(自身を除く): 4826501240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 491, 568, 710, 982, 1420, 1964, 2455, 2689, 2840, 3928, 4910, 5378, 9820, 10756, 13445, 19640, 21512, 26890, 34861, 53780, 69722, 107560, 139444, 174305, 190919, 278888, 348610, 381838, 697220, 763676, 954595, 1320299, 1394440, 1527352, 1909190, 2640598, 3818380, 5281196, 6601495, 7636760, 10562392, 13202990, 26405980, 52811960, 93741229, 187482458, 374964916, 468706145, 749929832, 937412290, 1874824580, 3749649160]

約数ペア:

[(1, 3749649160), (2, 1874824580), (4, 937412290), (5, 749929832), (8, 468706145), (10, 374964916), (20, 187482458), (40, 93741229), (71, 52811960), (142, 26405980), (284, 13202990), (355, 10562392), (491, 7636760), (568, 6601495), (710, 5281196), (982, 3818380), (1420, 2640598), (1964, 1909190), (2455, 1527352), (2689, 1394440), (2840, 1320299), (3928, 954595), (4910, 763676), (5378, 697220), (9820, 381838), (10756, 348610), (13445, 278888), (19640, 190919), (21512, 174305), (26890, 139444), (34861, 107560), (53780, 69722)]