80001500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 181765584

約数和(自身を除く): 101764084

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 61, 86, 100, 122, 125, 172, 215, 244, 250, 305, 430, 500, 610, 860, 1075, 1220, 1525, 2150, 2623, 3050, 3721, 4300, 5246, 5375, 6100, 7442, 7625, 10492, 10750, 13115, 14884, 15250, 18605, 21500, 26230, 30500, 37210, 52460, 65575, 74420, 93025, 131150, 160003, 186050, 262300, 320006, 327875, 372100, 465125, 640012, 655750, 800015, 930250, 1311500, 1600030, 1860500, 3200060, 4000075, 8000150, 16000300, 20000375, 40000750, 80001500]

約数ペア:

[(1, 80001500), (2, 40000750), (4, 20000375), (5, 16000300), (10, 8000150), (20, 4000075), (25, 3200060), (43, 1860500), (50, 1600030), (61, 1311500), (86, 930250), (100, 800015), (122, 655750), (125, 640012), (172, 465125), (215, 372100), (244, 327875), (250, 320006), (305, 262300), (430, 186050), (500, 160003), (610, 131150), (860, 93025), (1075, 74420), (1220, 65575), (1525, 52460), (2150, 37210), (2623, 30500), (3050, 26230), (3721, 21500), (4300, 18605), (5246, 15250), (5375, 14884), (6100, 13115), (7442, 10750), (7625, 10492)]