85305220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4301

約数の個数: 96

約数和(自身を含む): 240581376

約数和(自身を除く): 155276156

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 4261, 5005, 8522, 10010, 17044, 20020, 21305, 29827, 42610, 46871, 55393, 59654, 85220, 93742, 110786, 119308, 149135, 187484, 221572, 234355, 276965, 298270, 328097, 387751, 468710, 553930, 596540, 609323, 656194, 775502, 937420, 1107860, 1218646, 1312388, 1551004, 1640485, 1938755, 2437292, 3046615, 3280970, 3877510, 4265261, 6093230, 6561940, 7755020, 8530522, 12186460, 17061044, 21326305, 42652610, 85305220]

約数ペア:

[(1, 85305220), (2, 42652610), (4, 21326305), (5, 17061044), (7, 12186460), (10, 8530522), (11, 7755020), (13, 6561940), (14, 6093230), (20, 4265261), (22, 3877510), (26, 3280970), (28, 3046615), (35, 2437292), (44, 1938755), (52, 1640485), (55, 1551004), (65, 1312388), (70, 1218646), (77, 1107860), (91, 937420), (110, 775502), (130, 656194), (140, 609323), (143, 596540), (154, 553930), (182, 468710), (220, 387751), (260, 328097), (286, 298270), (308, 276965), (364, 234355), (385, 221572), (455, 187484), (572, 149135), (715, 119308), (770, 110786), (910, 93742), (1001, 85220), (1430, 59654), (1540, 55393), (1820, 46871), (2002, 42610), (2860, 29827), (4004, 21305), (4261, 20020), (5005, 17044), (8522, 10010)]