64001200

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:183

約数の個数: 90

約数和(自身を含む): 159960372

約数和(自身を除く): 95959172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 61, 80, 86, 100, 122, 172, 200, 215, 244, 305, 344, 400, 430, 488, 610, 688, 860, 976, 1075, 1220, 1525, 1720, 2150, 2440, 2623, 3050, 3440, 3721, 4300, 4880, 5246, 6100, 7442, 8600, 10492, 12200, 13115, 14884, 17200, 18605, 20984, 24400, 26230, 29768, 37210, 41968, 52460, 59536, 65575, 74420, 93025, 104920, 131150, 148840, 160003, 186050, 209840, 262300, 297680, 320006, 372100, 524600, 640012, 744200, 800015, 1049200, 1280024, 1488400, 1600030, 2560048, 3200060, 4000075, 6400120, 8000150, 12800240, 16000300, 32000600, 64001200]

約数ペア:

[(1, 64001200), (2, 32000600), (4, 16000300), (5, 12800240), (8, 8000150), (10, 6400120), (16, 4000075), (20, 3200060), (25, 2560048), (40, 1600030), (43, 1488400), (50, 1280024), (61, 1049200), (80, 800015), (86, 744200), (100, 640012), (122, 524600), (172, 372100), (200, 320006), (215, 297680), (244, 262300), (305, 209840), (344, 186050), (400, 160003), (430, 148840), (488, 131150), (610, 104920), (688, 93025), (860, 74420), (976, 65575), (1075, 59536), (1220, 52460), (1525, 41968), (1720, 37210), (2150, 29768), (2440, 26230), (2623, 24400), (3050, 20984), (3440, 18605), (3721, 17200), (4300, 14884), (4880, 13115), (5246, 12200), (6100, 10492), (7442, 8600)]