30751910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 65155104

約数和(自身を除く): 34403194

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 485, 490, 647, 679, 970, 1294, 1358, 3235, 3395, 4529, 4753, 6470, 6790, 9058, 9506, 22645, 23765, 31703, 45290, 47530, 62759, 63406, 125518, 158515, 313795, 317030, 439313, 627590, 878626, 2196565, 3075191, 4393130, 6150382, 15375955, 30751910]

約数ペア:

[(1, 30751910), (2, 15375955), (5, 6150382), (7, 4393130), (10, 3075191), (14, 2196565), (35, 878626), (49, 627590), (70, 439313), (97, 317030), (98, 313795), (194, 158515), (245, 125518), (485, 63406), (490, 62759), (647, 47530), (679, 45290), (970, 31703), (1294, 23765), (1358, 22645), (3235, 9506), (3395, 9058), (4529, 6790), (4753, 6470)]