90504940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 212829120

約数和(自身を除く): 122324180

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 67, 68, 85, 116, 134, 137, 145, 170, 268, 274, 290, 335, 340, 493, 548, 580, 670, 685, 986, 1139, 1340, 1370, 1943, 1972, 2278, 2329, 2465, 2740, 3886, 3973, 4556, 4658, 4930, 5695, 7772, 7946, 9179, 9316, 9715, 9860, 11390, 11645, 15892, 18358, 19430, 19865, 22780, 23290, 33031, 36716, 38860, 39730, 45895, 46580, 66062, 67541, 79460, 91790, 132124, 135082, 156043, 165155, 183580, 266191, 270164, 312086, 330310, 337705, 532382, 624172, 660620, 675410, 780215, 1064764, 1330955, 1350820, 1560430, 2661910, 3120860, 4525247, 5323820, 9050494, 18100988, 22626235, 45252470, 90504940]

約数ペア:

[(1, 90504940), (2, 45252470), (4, 22626235), (5, 18100988), (10, 9050494), (17, 5323820), (20, 4525247), (29, 3120860), (34, 2661910), (58, 1560430), (67, 1350820), (68, 1330955), (85, 1064764), (116, 780215), (134, 675410), (137, 660620), (145, 624172), (170, 532382), (268, 337705), (274, 330310), (290, 312086), (335, 270164), (340, 266191), (493, 183580), (548, 165155), (580, 156043), (670, 135082), (685, 132124), (986, 91790), (1139, 79460), (1340, 67541), (1370, 66062), (1943, 46580), (1972, 45895), (2278, 39730), (2329, 38860), (2465, 36716), (2740, 33031), (3886, 23290), (3973, 22780), (4556, 19865), (4658, 19430), (4930, 18358), (5695, 15892), (7772, 11645), (7946, 11390), (9179, 9860), (9316, 9715)]