1489270250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 3057490800

約数和(自身を除く): 1568220550

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 125, 130, 169, 202, 250, 325, 338, 349, 505, 650, 698, 845, 1010, 1313, 1625, 1690, 1745, 2525, 2626, 3250, 3490, 4225, 4537, 5050, 6565, 8450, 8725, 9074, 12625, 13130, 17069, 17450, 21125, 22685, 25250, 32825, 34138, 35249, 42250, 43625, 45370, 58981, 65650, 70498, 85345, 87250, 113425, 117962, 164125, 170690, 176245, 226850, 294905, 328250, 352490, 426725, 458237, 567125, 589810, 853450, 881225, 916474, 1134250, 1474525, 1762450, 2133625, 2291185, 2949050, 4267250, 4406125, 4582370, 5957081, 7372625, 8812250, 11455925, 11914162, 14745250, 22911850, 29785405, 57279625, 59570810, 114559250, 148927025, 297854050, 744635125, 1489270250]

約数ペア:

[(1, 1489270250), (2, 744635125), (5, 297854050), (10, 148927025), (13, 114559250), (25, 59570810), (26, 57279625), (50, 29785405), (65, 22911850), (101, 14745250), (125, 11914162), (130, 11455925), (169, 8812250), (202, 7372625), (250, 5957081), (325, 4582370), (338, 4406125), (349, 4267250), (505, 2949050), (650, 2291185), (698, 2133625), (845, 1762450), (1010, 1474525), (1313, 1134250), (1625, 916474), (1690, 881225), (1745, 853450), (2525, 589810), (2626, 567125), (3250, 458237), (3490, 426725), (4225, 352490), (4537, 328250), (5050, 294905), (6565, 226850), (8450, 176245), (8725, 170690), (9074, 164125), (12625, 117962), (13130, 113425), (17069, 87250), (17450, 85345), (21125, 70498), (22685, 65650), (25250, 58981), (32825, 45370), (34138, 43625), (35249, 42250)]