25275520

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 61365240

約数和(自身を除く): 36089720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 541, 584, 640, 730, 1082, 1168, 1460, 2164, 2336, 2705, 2920, 4328, 4672, 5410, 5840, 8656, 9344, 10820, 11680, 17312, 21640, 23360, 34624, 39493, 43280, 46720, 69248, 78986, 86560, 157972, 173120, 197465, 315944, 346240, 394930, 631888, 789860, 1263776, 1579720, 2527552, 3159440, 5055104, 6318880, 12637760, 25275520]

約数ペア:

[(1, 25275520), (2, 12637760), (4, 6318880), (5, 5055104), (8, 3159440), (10, 2527552), (16, 1579720), (20, 1263776), (32, 789860), (40, 631888), (64, 394930), (73, 346240), (80, 315944), (128, 197465), (146, 173120), (160, 157972), (292, 86560), (320, 78986), (365, 69248), (541, 46720), (584, 43280), (640, 39493), (730, 34624), (1082, 23360), (1168, 21640), (1460, 17312), (2164, 11680), (2336, 10820), (2705, 9344), (2920, 8656), (4328, 5840), (4672, 5410)]