64177516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3821}}^1$

素因数の和:3874

約数の個数: 48

約数和(自身を含む): 134840160

約数和(自身を除く): 70662644

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 3821, 4199, 7642, 8398, 15284, 16796, 49673, 64957, 72599, 99346, 129914, 145198, 198692, 259828, 290396, 844441, 943787, 1234183, 1688882, 1887574, 2468366, 3377764, 3775148, 4936732, 16044379, 32088758, 64177516]

約数ペア:

[(1, 64177516), (2, 32088758), (4, 16044379), (13, 4936732), (17, 3775148), (19, 3377764), (26, 2468366), (34, 1887574), (38, 1688882), (52, 1234183), (68, 943787), (76, 844441), (221, 290396), (247, 259828), (323, 198692), (442, 145198), (494, 129914), (646, 99346), (884, 72599), (988, 64957), (1292, 49673), (3821, 16796), (4199, 15284), (7642, 8398)]