32161280

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:779

約数の個数: 80

約数和(自身を含む): 81758160

約数和(自身を除く): 49596880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 739, 1088, 1280, 1360, 1478, 2176, 2560, 2720, 2956, 3695, 4352, 5440, 5912, 7390, 8704, 10880, 11824, 12563, 14780, 21760, 23648, 25126, 29560, 43520, 47296, 50252, 59120, 62815, 94592, 100504, 118240, 125630, 189184, 201008, 236480, 251260, 378368, 402016, 472960, 502520, 804032, 945920, 1005040, 1608064, 1891840, 2010080, 3216128, 4020160, 6432256, 8040320, 16080640, 32161280]

約数ペア:

[(1, 32161280), (2, 16080640), (4, 8040320), (5, 6432256), (8, 4020160), (10, 3216128), (16, 2010080), (17, 1891840), (20, 1608064), (32, 1005040), (34, 945920), (40, 804032), (64, 502520), (68, 472960), (80, 402016), (85, 378368), (128, 251260), (136, 236480), (160, 201008), (170, 189184), (256, 125630), (272, 118240), (320, 100504), (340, 94592), (512, 62815), (544, 59120), (640, 50252), (680, 47296), (739, 43520), (1088, 29560), (1280, 25126), (1360, 23648), (1478, 21760), (2176, 14780), (2560, 12563), (2720, 11824), (2956, 10880), (3695, 8704), (4352, 7390), (5440, 5912)]