289225970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{953}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 593464320

約数和(自身を除く): 304238350

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 89, 110, 155, 178, 310, 341, 445, 682, 890, 953, 979, 1705, 1906, 1958, 2759, 3410, 4765, 4895, 5518, 9530, 9790, 10483, 13795, 20966, 27590, 29543, 30349, 52415, 59086, 60698, 84817, 104830, 147715, 151745, 169634, 295430, 303490, 324973, 424085, 649946, 848170, 932987, 1624865, 1865974, 2629327, 3249730, 4664935, 5258654, 9329870, 13146635, 26293270, 28922597, 57845194, 144612985, 289225970]

約数ペア:

[(1, 289225970), (2, 144612985), (5, 57845194), (10, 28922597), (11, 26293270), (22, 13146635), (31, 9329870), (55, 5258654), (62, 4664935), (89, 3249730), (110, 2629327), (155, 1865974), (178, 1624865), (310, 932987), (341, 848170), (445, 649946), (682, 424085), (890, 324973), (953, 303490), (979, 295430), (1705, 169634), (1906, 151745), (1958, 147715), (2759, 104830), (3410, 84817), (4765, 60698), (4895, 59086), (5518, 52415), (9530, 30349), (9790, 29543), (10483, 27590), (13795, 20966)]