28185793100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{36131}}^1$

素因数の和:36443

約数の個数: 72

約数和(自身を含む): 63509216400

約数和(自身を除く): 35323423300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 269, 290, 538, 580, 725, 1076, 1345, 1450, 2690, 2900, 5380, 6725, 7801, 13450, 15602, 26900, 31204, 36131, 39005, 72262, 78010, 144524, 156020, 180655, 195025, 361310, 390050, 722620, 780100, 903275, 1047799, 1806550, 2095598, 3613100, 4191196, 5238995, 9719239, 10477990, 19438478, 20955980, 26194975, 38876956, 48596195, 52389950, 97192390, 104779900, 194384780, 242980975, 281857931, 485961950, 563715862, 971923900, 1127431724, 1409289655, 2818579310, 5637158620, 7046448275, 14092896550, 28185793100]

約数ペア:

[(1, 28185793100), (2, 14092896550), (4, 7046448275), (5, 5637158620), (10, 2818579310), (20, 1409289655), (25, 1127431724), (29, 971923900), (50, 563715862), (58, 485961950), (100, 281857931), (116, 242980975), (145, 194384780), (269, 104779900), (290, 97192390), (538, 52389950), (580, 48596195), (725, 38876956), (1076, 26194975), (1345, 20955980), (1450, 19438478), (2690, 10477990), (2900, 9719239), (5380, 5238995), (6725, 4191196), (7801, 3613100), (13450, 2095598), (15602, 1806550), (26900, 1047799), (31204, 903275), (36131, 780100), (39005, 722620), (72262, 390050), (78010, 361310), (144524, 195025), (156020, 180655)]