25308045

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 52968960

約数和(自身を除く): 27660915

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 81, 105, 113, 135, 189, 237, 315, 339, 395, 405, 553, 565, 567, 711, 791, 945, 1017, 1185, 1659, 1695, 2133, 2373, 2765, 2835, 3051, 3555, 3955, 4977, 5085, 6399, 7119, 8295, 8927, 9153, 10665, 11865, 14931, 15255, 21357, 24885, 26781, 31995, 35595, 44635, 44793, 45765, 62489, 64071, 74655, 80343, 106785, 133905, 187467, 223965, 241029, 312445, 320355, 401715, 562401, 723087, 937335, 1205145, 1687203, 2812005, 3615435, 5061609, 8436015, 25308045]

約数ペア:

[(1, 25308045), (3, 8436015), (5, 5061609), (7, 3615435), (9, 2812005), (15, 1687203), (21, 1205145), (27, 937335), (35, 723087), (45, 562401), (63, 401715), (79, 320355), (81, 312445), (105, 241029), (113, 223965), (135, 187467), (189, 133905), (237, 106785), (315, 80343), (339, 74655), (395, 64071), (405, 62489), (553, 45765), (565, 44793), (567, 44635), (711, 35595), (791, 31995), (945, 26781), (1017, 24885), (1185, 21357), (1659, 15255), (1695, 14931), (2133, 11865), (2373, 10665), (2765, 9153), (2835, 8927), (3051, 8295), (3555, 7119), (3955, 6399), (4977, 5085)]