61915490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3581}}^1$

素因数の和:3627

約数の個数: 64

約数和(自身を含む): 144426240

約数和(自身を除く): 82510750

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 455, 494, 665, 910, 1235, 1330, 1729, 2470, 3458, 3581, 7162, 8645, 17290, 17905, 25067, 35810, 46553, 50134, 68039, 93106, 125335, 136078, 232765, 250670, 325871, 340195, 465530, 476273, 651742, 680390, 884507, 952546, 1629355, 1769014, 2381365, 3258710, 4422535, 4762730, 6191549, 8845070, 12383098, 30957745, 61915490]

約数ペア:

[(1, 61915490), (2, 30957745), (5, 12383098), (7, 8845070), (10, 6191549), (13, 4762730), (14, 4422535), (19, 3258710), (26, 2381365), (35, 1769014), (38, 1629355), (65, 952546), (70, 884507), (91, 680390), (95, 651742), (130, 476273), (133, 465530), (182, 340195), (190, 325871), (247, 250670), (266, 232765), (455, 136078), (494, 125335), (665, 93106), (910, 68039), (1235, 50134), (1330, 46553), (1729, 35810), (2470, 25067), (3458, 17905), (3581, 17290), (7162, 8645)]