90132400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 230547744

約数和(自身を除く): 140415344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 97, 100, 101, 115, 184, 194, 200, 202, 230, 368, 388, 400, 404, 460, 485, 505, 575, 776, 808, 920, 970, 1010, 1150, 1552, 1616, 1840, 1940, 2020, 2231, 2300, 2323, 2425, 2525, 3880, 4040, 4462, 4600, 4646, 4850, 5050, 7760, 8080, 8924, 9200, 9292, 9700, 9797, 10100, 11155, 11615, 17848, 18584, 19400, 19594, 20200, 22310, 23230, 35696, 37168, 38800, 39188, 40400, 44620, 46460, 48985, 55775, 58075, 78376, 89240, 92920, 97970, 111550, 116150, 156752, 178480, 185840, 195940, 223100, 225331, 232300, 244925, 391880, 446200, 450662, 464600, 489850, 783760, 892400, 901324, 929200, 979700, 1126655, 1802648, 1959400, 2253310, 3605296, 3918800, 4506620, 5633275, 9013240, 11266550, 18026480, 22533100, 45066200, 90132400]

約数ペア:

[(1, 90132400), (2, 45066200), (4, 22533100), (5, 18026480), (8, 11266550), (10, 9013240), (16, 5633275), (20, 4506620), (23, 3918800), (25, 3605296), (40, 2253310), (46, 1959400), (50, 1802648), (80, 1126655), (92, 979700), (97, 929200), (100, 901324), (101, 892400), (115, 783760), (184, 489850), (194, 464600), (200, 450662), (202, 446200), (230, 391880), (368, 244925), (388, 232300), (400, 225331), (404, 223100), (460, 195940), (485, 185840), (505, 178480), (575, 156752), (776, 116150), (808, 111550), (920, 97970), (970, 92920), (1010, 89240), (1150, 78376), (1552, 58075), (1616, 55775), (1840, 48985), (1940, 46460), (2020, 44620), (2231, 40400), (2300, 39188), (2323, 38800), (2425, 37168), (2525, 35696), (3880, 23230), (4040, 22310), (4462, 20200), (4600, 19594), (4646, 19400), (4850, 18584), (5050, 17848), (7760, 11615), (8080, 11155), (8924, 10100), (9200, 9797), (9292, 9700)]