66342400

素因数分解:

$2^9\times 5^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 120

約数和(自身を含む): 168966864

約数和(自身を除く): 102624464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 73, 80, 100, 128, 142, 146, 160, 200, 256, 284, 292, 320, 355, 365, 400, 512, 568, 584, 640, 710, 730, 800, 1136, 1168, 1280, 1420, 1460, 1600, 1775, 1825, 2272, 2336, 2560, 2840, 2920, 3200, 3550, 3650, 4544, 4672, 5183, 5680, 5840, 6400, 7100, 7300, 9088, 9344, 10366, 11360, 11680, 12800, 14200, 14600, 18176, 18688, 20732, 22720, 23360, 25915, 28400, 29200, 36352, 37376, 41464, 45440, 46720, 51830, 56800, 58400, 82928, 90880, 93440, 103660, 113600, 116800, 129575, 165856, 181760, 186880, 207320, 227200, 233600, 259150, 331712, 414640, 454400, 467200, 518300, 663424, 829280, 908800, 934400, 1036600, 1326848, 1658560, 2073200, 2653696, 3317120, 4146400, 6634240, 8292800, 13268480, 16585600, 33171200, 66342400]

約数ペア:

[(1, 66342400), (2, 33171200), (4, 16585600), (5, 13268480), (8, 8292800), (10, 6634240), (16, 4146400), (20, 3317120), (25, 2653696), (32, 2073200), (40, 1658560), (50, 1326848), (64, 1036600), (71, 934400), (73, 908800), (80, 829280), (100, 663424), (128, 518300), (142, 467200), (146, 454400), (160, 414640), (200, 331712), (256, 259150), (284, 233600), (292, 227200), (320, 207320), (355, 186880), (365, 181760), (400, 165856), (512, 129575), (568, 116800), (584, 113600), (640, 103660), (710, 93440), (730, 90880), (800, 82928), (1136, 58400), (1168, 56800), (1280, 51830), (1420, 46720), (1460, 45440), (1600, 41464), (1775, 37376), (1825, 36352), (2272, 29200), (2336, 28400), (2560, 25915), (2840, 23360), (2920, 22720), (3200, 20732), (3550, 18688), (3650, 18176), (4544, 14600), (4672, 14200), (5183, 12800), (5680, 11680), (5840, 11360), (6400, 10366), (7100, 9344), (7300, 9088)]