133571720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{196429}}^1$

素因数の和:196457

約数の個数: 32

約数和(自身を含む): 318216600

約数和(自身を除く): 184644880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 196429, 392858, 785716, 982145, 1571432, 1964290, 3339293, 3928580, 6678586, 7857160, 13357172, 16696465, 26714344, 33392930, 66785860, 133571720]

約数ペア:

[(1, 133571720), (2, 66785860), (4, 33392930), (5, 26714344), (8, 16696465), (10, 13357172), (17, 7857160), (20, 6678586), (34, 3928580), (40, 3339293), (68, 1964290), (85, 1571432), (136, 982145), (170, 785716), (340, 392858), (680, 196429)]