2016376375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1645

約数の個数: 64

約数和(自身を含む): 2932360704

約数和(自身を除く): 915984329

約数列:

[1, 5, 13, 17, 25, 47, 65, 85, 125, 221, 235, 325, 425, 611, 799, 1105, 1175, 1553, 1625, 2125, 3055, 3995, 5525, 5875, 7765, 10387, 15275, 19975, 20189, 26401, 27625, 38825, 51935, 72991, 76375, 99875, 100945, 132005, 194125, 259675, 343213, 364955, 504725, 660025, 948883, 1240847, 1298375, 1716065, 1824775, 2523625, 3300125, 4744415, 6204235, 8580325, 9123875, 16131011, 23722075, 31021175, 42901625, 80655055, 118610375, 155105875, 403275275, 2016376375]

約数ペア:

[(1, 2016376375), (5, 403275275), (13, 155105875), (17, 118610375), (25, 80655055), (47, 42901625), (65, 31021175), (85, 23722075), (125, 16131011), (221, 9123875), (235, 8580325), (325, 6204235), (425, 4744415), (611, 3300125), (799, 2523625), (1105, 1824775), (1175, 1716065), (1553, 1298375), (1625, 1240847), (2125, 948883), (3055, 660025), (3995, 504725), (5525, 364955), (5875, 343213), (7765, 259675), (10387, 194125), (15275, 132005), (19975, 100945), (20189, 99875), (26401, 76375), (27625, 72991), (38825, 51935)]