64235990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70589}}^1$

素因数の和:70616

約数の個数: 32

約数和(自身を含む): 142309440

約数和(自身を除く): 78073450

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 70589, 141178, 352945, 494123, 705890, 917657, 988246, 1835314, 2470615, 4588285, 4941230, 6423599, 9176570, 12847198, 32117995, 64235990]

約数ペア:

[(1, 64235990), (2, 32117995), (5, 12847198), (7, 9176570), (10, 6423599), (13, 4941230), (14, 4588285), (26, 2470615), (35, 1835314), (65, 988246), (70, 917657), (91, 705890), (130, 494123), (182, 352945), (455, 141178), (910, 70589)]