42205345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 67415040

約数和(自身を除く): 25209695

約数列:

[1, 5, 7, 13, 23, 35, 37, 65, 91, 109, 115, 161, 185, 259, 299, 455, 481, 545, 763, 805, 851, 1295, 1417, 1495, 2093, 2405, 2507, 3367, 3815, 4033, 4255, 5957, 7085, 9919, 10465, 11063, 12535, 16835, 17549, 20165, 28231, 29785, 32591, 49595, 52429, 55315, 77441, 87745, 92759, 141155, 162955, 228137, 262145, 367003, 387205, 463795, 649313, 1140685, 1205867, 1835015, 3246565, 6029335, 8441069, 42205345]

約数ペア:

[(1, 42205345), (5, 8441069), (7, 6029335), (13, 3246565), (23, 1835015), (35, 1205867), (37, 1140685), (65, 649313), (91, 463795), (109, 387205), (115, 367003), (161, 262145), (185, 228137), (259, 162955), (299, 141155), (455, 92759), (481, 87745), (545, 77441), (763, 55315), (805, 52429), (851, 49595), (1295, 32591), (1417, 29785), (1495, 28231), (2093, 20165), (2405, 17549), (2507, 16835), (3367, 12535), (3815, 11063), (4033, 10465), (4255, 9919), (5957, 7085)]