25315040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 65155104

約数和(自身を除く): 39840064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 227, 272, 328, 340, 410, 454, 544, 656, 680, 697, 820, 908, 1135, 1312, 1360, 1394, 1640, 1816, 2270, 2720, 2788, 3280, 3485, 3632, 3859, 4540, 5576, 6560, 6970, 7264, 7718, 9080, 9307, 11152, 13940, 15436, 18160, 18614, 19295, 22304, 27880, 30872, 36320, 37228, 38590, 46535, 55760, 61744, 74456, 77180, 93070, 111520, 123488, 148912, 154360, 158219, 186140, 297824, 308720, 316438, 372280, 617440, 632876, 744560, 791095, 1265752, 1489120, 1582190, 2531504, 3164380, 5063008, 6328760, 12657520, 25315040]

約数ペア:

[(1, 25315040), (2, 12657520), (4, 6328760), (5, 5063008), (8, 3164380), (10, 2531504), (16, 1582190), (17, 1489120), (20, 1265752), (32, 791095), (34, 744560), (40, 632876), (41, 617440), (68, 372280), (80, 316438), (82, 308720), (85, 297824), (136, 186140), (160, 158219), (164, 154360), (170, 148912), (205, 123488), (227, 111520), (272, 93070), (328, 77180), (340, 74456), (410, 61744), (454, 55760), (544, 46535), (656, 38590), (680, 37228), (697, 36320), (820, 30872), (908, 27880), (1135, 22304), (1312, 19295), (1360, 18614), (1394, 18160), (1640, 15436), (1816, 13940), (2270, 11152), (2720, 9307), (2788, 9080), (3280, 7718), (3485, 7264), (3632, 6970), (3859, 6560), (4540, 5576)]