25722970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1279

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 33789350

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 805, 910, 1229, 1495, 1610, 2093, 2458, 2990, 4186, 6145, 8603, 10465, 12290, 15977, 17206, 20930, 28267, 31954, 43015, 56534, 79885, 86030, 111839, 141335, 159770, 197869, 223678, 282670, 367471, 395738, 559195, 734942, 989345, 1118390, 1837355, 1978690, 2572297, 3674710, 5144594, 12861485, 25722970]

約数ペア:

[(1, 25722970), (2, 12861485), (5, 5144594), (7, 3674710), (10, 2572297), (13, 1978690), (14, 1837355), (23, 1118390), (26, 989345), (35, 734942), (46, 559195), (65, 395738), (70, 367471), (91, 282670), (115, 223678), (130, 197869), (161, 159770), (182, 141335), (230, 111839), (299, 86030), (322, 79885), (455, 56534), (598, 43015), (805, 31954), (910, 28267), (1229, 20930), (1495, 17206), (1610, 15977), (2093, 12290), (2458, 10465), (2990, 8603), (4186, 6145)]