70237840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 170904240

約数和(自身を除く): 100666400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 61, 74, 80, 122, 148, 185, 244, 296, 305, 370, 389, 488, 592, 610, 740, 778, 976, 1220, 1480, 1556, 1945, 2257, 2440, 2960, 3112, 3890, 4514, 4880, 6224, 7780, 9028, 11285, 14393, 15560, 18056, 22570, 23729, 28786, 31120, 36112, 45140, 47458, 57572, 71965, 90280, 94916, 115144, 118645, 143930, 180560, 189832, 230288, 237290, 287860, 379664, 474580, 575720, 877973, 949160, 1151440, 1755946, 1898320, 3511892, 4389865, 7023784, 8779730, 14047568, 17559460, 35118920, 70237840]

約数ペア:

[(1, 70237840), (2, 35118920), (4, 17559460), (5, 14047568), (8, 8779730), (10, 7023784), (16, 4389865), (20, 3511892), (37, 1898320), (40, 1755946), (61, 1151440), (74, 949160), (80, 877973), (122, 575720), (148, 474580), (185, 379664), (244, 287860), (296, 237290), (305, 230288), (370, 189832), (389, 180560), (488, 143930), (592, 118645), (610, 115144), (740, 94916), (778, 90280), (976, 71965), (1220, 57572), (1480, 47458), (1556, 45140), (1945, 36112), (2257, 31120), (2440, 28786), (2960, 23729), (3112, 22570), (3890, 18056), (4514, 15560), (4880, 14393), (6224, 11285), (7780, 9028)]