64106380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{683}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 153235152

約数和(自身を除く): 89128772

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 361, 380, 494, 683, 722, 988, 1235, 1366, 1444, 1805, 2470, 2732, 3415, 3610, 4693, 4940, 6830, 7220, 8879, 9386, 12977, 13660, 17758, 18772, 23465, 25954, 35516, 44395, 46930, 51908, 64885, 88790, 93860, 129770, 168701, 177580, 246563, 259540, 337402, 493126, 674804, 843505, 986252, 1232815, 1687010, 2465630, 3205319, 3374020, 4931260, 6410638, 12821276, 16026595, 32053190, 64106380]

約数ペア:

[(1, 64106380), (2, 32053190), (4, 16026595), (5, 12821276), (10, 6410638), (13, 4931260), (19, 3374020), (20, 3205319), (26, 2465630), (38, 1687010), (52, 1232815), (65, 986252), (76, 843505), (95, 674804), (130, 493126), (190, 337402), (247, 259540), (260, 246563), (361, 177580), (380, 168701), (494, 129770), (683, 93860), (722, 88790), (988, 64885), (1235, 51908), (1366, 46930), (1444, 44395), (1805, 35516), (2470, 25954), (2732, 23465), (3415, 18772), (3610, 17758), (4693, 13660), (4940, 12977), (6830, 9386), (7220, 8879)]