2080862900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2874

約数の個数: 144

約数和(自身を含む): 5253413760

約数和(自身を除く): 3172550860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 23, 25, 34, 38, 46, 50, 68, 76, 85, 92, 95, 100, 115, 170, 190, 230, 323, 340, 380, 391, 425, 437, 460, 475, 575, 646, 782, 850, 874, 950, 1150, 1292, 1564, 1615, 1700, 1748, 1900, 1955, 2185, 2300, 2801, 3230, 3910, 4370, 5602, 6460, 7429, 7820, 8075, 8740, 9775, 10925, 11204, 14005, 14858, 16150, 19550, 21850, 28010, 29716, 32300, 37145, 39100, 43700, 47617, 53219, 56020, 64423, 70025, 74290, 95234, 106438, 128846, 140050, 148580, 185725, 190468, 212876, 238085, 257692, 266095, 280100, 322115, 371450, 476170, 532190, 644230, 742900, 904723, 952340, 1064380, 1095191, 1190425, 1224037, 1288460, 1330475, 1610575, 1809446, 2190382, 2380850, 2448074, 2660950, 3221150, 3618892, 4380764, 4523615, 4761700, 4896148, 5321900, 5475955, 6120185, 6442300, 9047230, 10951910, 12240370, 18094460, 20808629, 21903820, 22618075, 24480740, 27379775, 30600925, 41617258, 45236150, 54759550, 61201850, 83234516, 90472300, 104043145, 109519100, 122403700, 208086290, 416172580, 520215725, 1040431450, 2080862900]

約数ペア:

[(1, 2080862900), (2, 1040431450), (4, 520215725), (5, 416172580), (10, 208086290), (17, 122403700), (19, 109519100), (20, 104043145), (23, 90472300), (25, 83234516), (34, 61201850), (38, 54759550), (46, 45236150), (50, 41617258), (68, 30600925), (76, 27379775), (85, 24480740), (92, 22618075), (95, 21903820), (100, 20808629), (115, 18094460), (170, 12240370), (190, 10951910), (230, 9047230), (323, 6442300), (340, 6120185), (380, 5475955), (391, 5321900), (425, 4896148), (437, 4761700), (460, 4523615), (475, 4380764), (575, 3618892), (646, 3221150), (782, 2660950), (850, 2448074), (874, 2380850), (950, 2190382), (1150, 1809446), (1292, 1610575), (1564, 1330475), (1615, 1288460), (1700, 1224037), (1748, 1190425), (1900, 1095191), (1955, 1064380), (2185, 952340), (2300, 904723), (2801, 742900), (3230, 644230), (3910, 532190), (4370, 476170), (5602, 371450), (6460, 322115), (7429, 280100), (7820, 266095), (8075, 257692), (8740, 238085), (9775, 212876), (10925, 190468), (11204, 185725), (14005, 148580), (14858, 140050), (16150, 128846), (19550, 106438), (21850, 95234), (28010, 74290), (29716, 70025), (32300, 64423), (37145, 56020), (39100, 53219), (43700, 47617)]