101761720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 242416800

約数和(自身を除く): 140655080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 257, 380, 514, 521, 760, 1028, 1042, 1285, 2056, 2084, 2570, 2605, 4168, 4883, 5140, 5210, 9766, 9899, 10280, 10420, 19532, 19798, 20840, 24415, 39064, 39596, 48830, 49495, 79192, 97660, 98990, 133897, 195320, 197980, 267794, 395960, 535588, 669485, 1071176, 1338970, 2544043, 2677940, 5088086, 5355880, 10176172, 12720215, 20352344, 25440430, 50880860, 101761720]

約数ペア:

[(1, 101761720), (2, 50880860), (4, 25440430), (5, 20352344), (8, 12720215), (10, 10176172), (19, 5355880), (20, 5088086), (38, 2677940), (40, 2544043), (76, 1338970), (95, 1071176), (152, 669485), (190, 535588), (257, 395960), (380, 267794), (514, 197980), (521, 195320), (760, 133897), (1028, 98990), (1042, 97660), (1285, 79192), (2056, 49495), (2084, 48830), (2570, 39596), (2605, 39064), (4168, 24415), (4883, 20840), (5140, 19798), (5210, 19532), (9766, 10420), (9899, 10280)]