28472450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 61871040

約数和(自身を除く): 33398590

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 41, 43, 50, 82, 85, 86, 95, 170, 190, 205, 215, 323, 410, 425, 430, 475, 646, 697, 731, 779, 817, 850, 950, 1025, 1075, 1394, 1462, 1558, 1615, 1634, 1763, 2050, 2150, 3230, 3485, 3526, 3655, 3895, 4085, 6970, 7310, 7790, 8075, 8170, 8815, 13243, 13889, 16150, 17425, 17630, 18275, 19475, 20425, 26486, 27778, 29971, 33497, 34850, 36550, 38950, 40850, 44075, 59942, 66215, 66994, 69445, 88150, 132430, 138890, 149855, 167485, 299710, 331075, 334970, 347225, 569449, 662150, 694450, 749275, 837425, 1138898, 1498550, 1674850, 2847245, 5694490, 14236225, 28472450]

約数ペア:

[(1, 28472450), (2, 14236225), (5, 5694490), (10, 2847245), (17, 1674850), (19, 1498550), (25, 1138898), (34, 837425), (38, 749275), (41, 694450), (43, 662150), (50, 569449), (82, 347225), (85, 334970), (86, 331075), (95, 299710), (170, 167485), (190, 149855), (205, 138890), (215, 132430), (323, 88150), (410, 69445), (425, 66994), (430, 66215), (475, 59942), (646, 44075), (697, 40850), (731, 38950), (779, 36550), (817, 34850), (850, 33497), (950, 29971), (1025, 27778), (1075, 26486), (1394, 20425), (1462, 19475), (1558, 18275), (1615, 17630), (1634, 17425), (1763, 16150), (2050, 13889), (2150, 13243), (3230, 8815), (3485, 8170), (3526, 8075), (3655, 7790), (3895, 7310), (4085, 6970)]