84929740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1199

約数の個数: 72

約数和(自身を含む): 210288960

約数和(自身を除く): 125359220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 980, 1097, 1106, 1580, 2194, 2212, 2765, 3871, 4388, 5485, 5530, 7679, 7742, 10970, 11060, 15358, 15484, 19355, 21940, 30716, 38395, 38710, 53753, 76790, 77420, 86663, 107506, 153580, 173326, 215012, 268765, 346652, 433315, 537530, 606641, 866630, 1075060, 1213282, 1733260, 2426564, 3033205, 4246487, 6066410, 8492974, 12132820, 16985948, 21232435, 42464870, 84929740]

約数ペア:

[(1, 84929740), (2, 42464870), (4, 21232435), (5, 16985948), (7, 12132820), (10, 8492974), (14, 6066410), (20, 4246487), (28, 3033205), (35, 2426564), (49, 1733260), (70, 1213282), (79, 1075060), (98, 866630), (140, 606641), (158, 537530), (196, 433315), (245, 346652), (316, 268765), (395, 215012), (490, 173326), (553, 153580), (790, 107506), (980, 86663), (1097, 77420), (1106, 76790), (1580, 53753), (2194, 38710), (2212, 38395), (2765, 30716), (3871, 21940), (4388, 19355), (5485, 15484), (5530, 15358), (7679, 11060), (7742, 10970)]