78417950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 158073216

約数和(自身を除く): 79655266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 223, 325, 446, 541, 650, 1082, 1115, 2230, 2705, 2899, 5410, 5575, 5798, 7033, 11150, 13525, 14066, 14495, 27050, 28990, 35165, 70330, 72475, 120643, 144950, 175825, 241286, 351650, 603215, 1206430, 1568359, 3016075, 3136718, 6032150, 7841795, 15683590, 39208975, 78417950]

約数ペア:

[(1, 78417950), (2, 39208975), (5, 15683590), (10, 7841795), (13, 6032150), (25, 3136718), (26, 3016075), (50, 1568359), (65, 1206430), (130, 603215), (223, 351650), (325, 241286), (446, 175825), (541, 144950), (650, 120643), (1082, 72475), (1115, 70330), (2230, 35165), (2705, 28990), (2899, 27050), (5410, 14495), (5575, 14066), (5798, 13525), (7033, 11150)]