72915635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 110315520

約数和(自身を除く): 37399885

約数列:

[1, 5, 13, 17, 19, 23, 65, 85, 95, 115, 151, 221, 247, 299, 323, 391, 437, 755, 1105, 1235, 1495, 1615, 1955, 1963, 2185, 2567, 2869, 3473, 4199, 5083, 5681, 7429, 9815, 12835, 14345, 17365, 20995, 25415, 28405, 33371, 37145, 37297, 45149, 48773, 59041, 65987, 96577, 166855, 186485, 225745, 243865, 295205, 329935, 482885, 634049, 767533, 857831, 1121779, 3170245, 3837665, 4289155, 5608895, 14583127, 72915635]

約数ペア:

[(1, 72915635), (5, 14583127), (13, 5608895), (17, 4289155), (19, 3837665), (23, 3170245), (65, 1121779), (85, 857831), (95, 767533), (115, 634049), (151, 482885), (221, 329935), (247, 295205), (299, 243865), (323, 225745), (391, 186485), (437, 166855), (755, 96577), (1105, 65987), (1235, 59041), (1495, 48773), (1615, 45149), (1955, 37297), (1963, 37145), (2185, 33371), (2567, 28405), (2869, 25415), (3473, 20995), (4199, 17365), (5083, 14345), (5681, 12835), (7429, 9815)]