84245600

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 219985920

約数和(自身を除く): 135740320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 43, 50, 62, 79, 80, 86, 100, 124, 155, 158, 160, 172, 200, 215, 248, 310, 316, 344, 395, 400, 430, 496, 620, 632, 688, 775, 790, 800, 860, 992, 1075, 1240, 1264, 1333, 1376, 1550, 1580, 1720, 1975, 2150, 2449, 2480, 2528, 2666, 3100, 3160, 3397, 3440, 3950, 4300, 4898, 4960, 5332, 6200, 6320, 6665, 6794, 6880, 7900, 8600, 9796, 10664, 12245, 12400, 12640, 13330, 13588, 15800, 16985, 17200, 19592, 21328, 24490, 24800, 26660, 27176, 31600, 33325, 33970, 34400, 39184, 42656, 48980, 53320, 54352, 61225, 63200, 66650, 67940, 78368, 84925, 97960, 105307, 106640, 108704, 122450, 133300, 135880, 169850, 195920, 210614, 213280, 244900, 266600, 271760, 339700, 391840, 421228, 489800, 526535, 533200, 543520, 679400, 842456, 979600, 1053070, 1066400, 1358800, 1684912, 1959200, 2106140, 2632675, 2717600, 3369824, 4212280, 5265350, 8424560, 10530700, 16849120, 21061400, 42122800, 84245600]

約数ペア:

[(1, 84245600), (2, 42122800), (4, 21061400), (5, 16849120), (8, 10530700), (10, 8424560), (16, 5265350), (20, 4212280), (25, 3369824), (31, 2717600), (32, 2632675), (40, 2106140), (43, 1959200), (50, 1684912), (62, 1358800), (79, 1066400), (80, 1053070), (86, 979600), (100, 842456), (124, 679400), (155, 543520), (158, 533200), (160, 526535), (172, 489800), (200, 421228), (215, 391840), (248, 339700), (310, 271760), (316, 266600), (344, 244900), (395, 213280), (400, 210614), (430, 195920), (496, 169850), (620, 135880), (632, 133300), (688, 122450), (775, 108704), (790, 106640), (800, 105307), (860, 97960), (992, 84925), (1075, 78368), (1240, 67940), (1264, 66650), (1333, 63200), (1376, 61225), (1550, 54352), (1580, 53320), (1720, 48980), (1975, 42656), (2150, 39184), (2449, 34400), (2480, 33970), (2528, 33325), (2666, 31600), (3100, 27176), (3160, 26660), (3397, 24800), (3440, 24490), (3950, 21328), (4300, 19592), (4898, 17200), (4960, 16985), (5332, 15800), (6200, 13588), (6320, 13330), (6665, 12640), (6794, 12400), (6880, 12245), (7900, 10664), (8600, 9796)]