387291250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:773

約数の個数: 80

約数和(自身を含む): 798494400

約数和(自身を除く): 411203150

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 125, 190, 230, 250, 437, 475, 575, 625, 709, 874, 950, 1150, 1250, 1418, 2185, 2375, 2875, 3545, 4370, 4750, 5750, 7090, 10925, 11875, 13471, 14375, 16307, 17725, 21850, 23750, 26942, 28750, 32614, 35450, 54625, 67355, 81535, 88625, 109250, 134710, 163070, 177250, 273125, 309833, 336775, 407675, 443125, 546250, 619666, 673550, 815350, 886250, 1549165, 1683875, 2038375, 3098330, 3367750, 4076750, 7745825, 8419375, 10191875, 15491650, 16838750, 20383750, 38729125, 77458250, 193645625, 387291250]

約数ペア:

[(1, 387291250), (2, 193645625), (5, 77458250), (10, 38729125), (19, 20383750), (23, 16838750), (25, 15491650), (38, 10191875), (46, 8419375), (50, 7745825), (95, 4076750), (115, 3367750), (125, 3098330), (190, 2038375), (230, 1683875), (250, 1549165), (437, 886250), (475, 815350), (575, 673550), (625, 619666), (709, 546250), (874, 443125), (950, 407675), (1150, 336775), (1250, 309833), (1418, 273125), (2185, 177250), (2375, 163070), (2875, 134710), (3545, 109250), (4370, 88625), (4750, 81535), (5750, 67355), (7090, 54625), (10925, 35450), (11875, 32614), (13471, 28750), (14375, 26942), (16307, 23750), (17725, 21850)]