83427820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 211599360

約数和(自身を除く): 128171540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 62, 70, 94, 124, 140, 155, 188, 217, 235, 310, 329, 409, 434, 470, 620, 658, 818, 868, 940, 1085, 1316, 1457, 1636, 1645, 2045, 2170, 2863, 2914, 3290, 4090, 4340, 5726, 5828, 6580, 7285, 8180, 10199, 11452, 12679, 14315, 14570, 19223, 20398, 25358, 28630, 29140, 38446, 40796, 50716, 50995, 57260, 63395, 76892, 88753, 96115, 101990, 126790, 134561, 177506, 192230, 203980, 253580, 269122, 355012, 384460, 443765, 538244, 595913, 672805, 887530, 1191826, 1345610, 1775060, 2383652, 2691220, 2979565, 4171391, 5959130, 8342782, 11918260, 16685564, 20856955, 41713910, 83427820]

約数ペア:

[(1, 83427820), (2, 41713910), (4, 20856955), (5, 16685564), (7, 11918260), (10, 8342782), (14, 5959130), (20, 4171391), (28, 2979565), (31, 2691220), (35, 2383652), (47, 1775060), (62, 1345610), (70, 1191826), (94, 887530), (124, 672805), (140, 595913), (155, 538244), (188, 443765), (217, 384460), (235, 355012), (310, 269122), (329, 253580), (409, 203980), (434, 192230), (470, 177506), (620, 134561), (658, 126790), (818, 101990), (868, 96115), (940, 88753), (1085, 76892), (1316, 63395), (1457, 57260), (1636, 50995), (1645, 50716), (2045, 40796), (2170, 38446), (2863, 29140), (2914, 28630), (3290, 25358), (4090, 20398), (4340, 19223), (5726, 14570), (5828, 14315), (6580, 12679), (7285, 11452), (8180, 10199)]