42780160

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1023

約数の個数: 80

約数和(自身を含む): 108716256

約数和(自身を除く): 65936096

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, 983, 1088, 1280, 1360, 1966, 2176, 2560, 2720, 3932, 4352, 4915, 5440, 7864, 8704, 9830, 10880, 15728, 16711, 19660, 21760, 31456, 33422, 39320, 43520, 62912, 66844, 78640, 83555, 125824, 133688, 157280, 167110, 251648, 267376, 314560, 334220, 503296, 534752, 629120, 668440, 1069504, 1258240, 1336880, 2139008, 2516480, 2673760, 4278016, 5347520, 8556032, 10695040, 21390080, 42780160]

約数ペア:

[(1, 42780160), (2, 21390080), (4, 10695040), (5, 8556032), (8, 5347520), (10, 4278016), (16, 2673760), (17, 2516480), (20, 2139008), (32, 1336880), (34, 1258240), (40, 1069504), (64, 668440), (68, 629120), (80, 534752), (85, 503296), (128, 334220), (136, 314560), (160, 267376), (170, 251648), (256, 167110), (272, 157280), (320, 133688), (340, 125824), (512, 83555), (544, 78640), (640, 66844), (680, 62912), (983, 43520), (1088, 39320), (1280, 33422), (1360, 31456), (1966, 21760), (2176, 19660), (2560, 16711), (2720, 15728), (3932, 10880), (4352, 9830), (4915, 8704), (5440, 7864)]