80403200

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:782

約数の個数: 108

約数和(自身を含む): 211002120

約数和(自身を除く): 130598920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 256, 272, 320, 340, 400, 425, 544, 640, 680, 739, 800, 850, 1088, 1280, 1360, 1478, 1600, 1700, 2176, 2720, 2956, 3200, 3400, 3695, 4352, 5440, 5912, 6400, 6800, 7390, 10880, 11824, 12563, 13600, 14780, 18475, 21760, 23648, 25126, 27200, 29560, 36950, 47296, 50252, 54400, 59120, 62815, 73900, 94592, 100504, 108800, 118240, 125630, 147800, 189184, 201008, 236480, 251260, 295600, 314075, 402016, 472960, 502520, 591200, 628150, 804032, 945920, 1005040, 1182400, 1256300, 1608064, 2010080, 2364800, 2512600, 3216128, 4020160, 4729600, 5025200, 8040320, 10050400, 16080640, 20100800, 40201600, 80403200]

約数ペア:

[(1, 80403200), (2, 40201600), (4, 20100800), (5, 16080640), (8, 10050400), (10, 8040320), (16, 5025200), (17, 4729600), (20, 4020160), (25, 3216128), (32, 2512600), (34, 2364800), (40, 2010080), (50, 1608064), (64, 1256300), (68, 1182400), (80, 1005040), (85, 945920), (100, 804032), (128, 628150), (136, 591200), (160, 502520), (170, 472960), (200, 402016), (256, 314075), (272, 295600), (320, 251260), (340, 236480), (400, 201008), (425, 189184), (544, 147800), (640, 125630), (680, 118240), (739, 108800), (800, 100504), (850, 94592), (1088, 73900), (1280, 62815), (1360, 59120), (1478, 54400), (1600, 50252), (1700, 47296), (2176, 36950), (2720, 29560), (2956, 27200), (3200, 25126), (3400, 23648), (3695, 21760), (4352, 18475), (5440, 14780), (5912, 13600), (6400, 12563), (6800, 11824), (7390, 10880)]