97728020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 236705280

約数和(自身を除く): 138977260

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 73, 76, 95, 130, 146, 190, 247, 260, 271, 292, 365, 380, 494, 542, 730, 949, 988, 1084, 1235, 1355, 1387, 1460, 1898, 2470, 2710, 2774, 3523, 3796, 4745, 4940, 5149, 5420, 5548, 6935, 7046, 9490, 10298, 13870, 14092, 17615, 18031, 18980, 19783, 20596, 25745, 27740, 35230, 36062, 39566, 51490, 66937, 70460, 72124, 79132, 90155, 98915, 102980, 133874, 180310, 197830, 257179, 267748, 334685, 360620, 375877, 395660, 514358, 669370, 751754, 1028716, 1285895, 1338740, 1503508, 1879385, 2571790, 3758770, 4886401, 5143580, 7517540, 9772802, 19545604, 24432005, 48864010, 97728020]

約数ペア:

[(1, 97728020), (2, 48864010), (4, 24432005), (5, 19545604), (10, 9772802), (13, 7517540), (19, 5143580), (20, 4886401), (26, 3758770), (38, 2571790), (52, 1879385), (65, 1503508), (73, 1338740), (76, 1285895), (95, 1028716), (130, 751754), (146, 669370), (190, 514358), (247, 395660), (260, 375877), (271, 360620), (292, 334685), (365, 267748), (380, 257179), (494, 197830), (542, 180310), (730, 133874), (949, 102980), (988, 98915), (1084, 90155), (1235, 79132), (1355, 72124), (1387, 70460), (1460, 66937), (1898, 51490), (2470, 39566), (2710, 36062), (2774, 35230), (3523, 27740), (3796, 25745), (4745, 20596), (4940, 19783), (5149, 18980), (5420, 18031), (5548, 17615), (6935, 14092), (7046, 13870), (9490, 10298)]