65612680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{234331}}^1$

素因数の和:234349

約数の個数: 32

約数和(自身を含む): 168719040

約数和(自身を除く): 103106360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 234331, 468662, 937324, 1171655, 1640317, 1874648, 2343310, 3280634, 4686620, 6561268, 8201585, 9373240, 13122536, 16403170, 32806340, 65612680]

約数ペア:

[(1, 65612680), (2, 32806340), (4, 16403170), (5, 13122536), (7, 9373240), (8, 8201585), (10, 6561268), (14, 4686620), (20, 3280634), (28, 2343310), (35, 1874648), (40, 1640317), (56, 1171655), (70, 937324), (140, 468662), (280, 234331)]