57321280

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 112

約数和(自身を含む): 148626576

約数和(自身を除く): 91305296

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 136, 160, 164, 170, 205, 257, 272, 320, 328, 340, 410, 514, 544, 656, 680, 697, 820, 1028, 1088, 1285, 1312, 1360, 1394, 1640, 2056, 2570, 2624, 2720, 2788, 3280, 3485, 4112, 4369, 5140, 5440, 5576, 6560, 6970, 8224, 8738, 10280, 10537, 11152, 13120, 13940, 16448, 17476, 20560, 21074, 21845, 22304, 27880, 34952, 41120, 42148, 43690, 44608, 52685, 55760, 69904, 82240, 84296, 87380, 105370, 111520, 139808, 168592, 174760, 179129, 210740, 223040, 279616, 337184, 349520, 358258, 421480, 674368, 699040, 716516, 842960, 895645, 1398080, 1433032, 1685920, 1791290, 2866064, 3371840, 3582580, 5732128, 7165160, 11464256, 14330320, 28660640, 57321280]

約数ペア:

[(1, 57321280), (2, 28660640), (4, 14330320), (5, 11464256), (8, 7165160), (10, 5732128), (16, 3582580), (17, 3371840), (20, 2866064), (32, 1791290), (34, 1685920), (40, 1433032), (41, 1398080), (64, 895645), (68, 842960), (80, 716516), (82, 699040), (85, 674368), (136, 421480), (160, 358258), (164, 349520), (170, 337184), (205, 279616), (257, 223040), (272, 210740), (320, 179129), (328, 174760), (340, 168592), (410, 139808), (514, 111520), (544, 105370), (656, 87380), (680, 84296), (697, 82240), (820, 69904), (1028, 55760), (1088, 52685), (1285, 44608), (1312, 43690), (1360, 42148), (1394, 41120), (1640, 34952), (2056, 27880), (2570, 22304), (2624, 21845), (2720, 21074), (2788, 20560), (3280, 17476), (3485, 16448), (4112, 13940), (4369, 13120), (5140, 11152), (5440, 10537), (5576, 10280), (6560, 8738), (6970, 8224)]