65481360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38977}}^1$

素因数の和:39000

約数の個数: 80

約数和(自身を含む): 231997056

約数和(自身を除く): 166515696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38977, 77954, 116931, 155908, 194885, 233862, 272839, 311816, 389770, 467724, 545678, 584655, 623632, 779540, 818517, 935448, 1091356, 1169310, 1364195, 1559080, 1637034, 1870896, 2182712, 2338620, 2728390, 3118160, 3274068, 4092585, 4365424, 4677240, 5456780, 6548136, 8185170, 9354480, 10913560, 13096272, 16370340, 21827120, 32740680, 65481360]

約数ペア:

[(1, 65481360), (2, 32740680), (3, 21827120), (4, 16370340), (5, 13096272), (6, 10913560), (7, 9354480), (8, 8185170), (10, 6548136), (12, 5456780), (14, 4677240), (15, 4365424), (16, 4092585), (20, 3274068), (21, 3118160), (24, 2728390), (28, 2338620), (30, 2182712), (35, 1870896), (40, 1637034), (42, 1559080), (48, 1364195), (56, 1169310), (60, 1091356), (70, 935448), (80, 818517), (84, 779540), (105, 623632), (112, 584655), (120, 545678), (140, 467724), (168, 389770), (210, 311816), (240, 272839), (280, 233862), (336, 194885), (420, 155908), (560, 116931), (840, 77954), (1680, 38977)]