64855040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 88

約数和(自身を含む): 159174720

約数和(自身を除く): 94319680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 239, 256, 265, 320, 424, 478, 512, 530, 640, 848, 956, 1024, 1060, 1195, 1280, 1696, 1912, 2120, 2390, 2560, 3392, 3824, 4240, 4780, 5120, 6784, 7648, 8480, 9560, 12667, 13568, 15296, 16960, 19120, 25334, 27136, 30592, 33920, 38240, 50668, 54272, 61184, 63335, 67840, 76480, 101336, 122368, 126670, 135680, 152960, 202672, 244736, 253340, 271360, 305920, 405344, 506680, 611840, 810688, 1013360, 1223680, 1621376, 2026720, 3242752, 4053440, 6485504, 8106880, 12971008, 16213760, 32427520, 64855040]

約数ペア:

[(1, 64855040), (2, 32427520), (4, 16213760), (5, 12971008), (8, 8106880), (10, 6485504), (16, 4053440), (20, 3242752), (32, 2026720), (40, 1621376), (53, 1223680), (64, 1013360), (80, 810688), (106, 611840), (128, 506680), (160, 405344), (212, 305920), (239, 271360), (256, 253340), (265, 244736), (320, 202672), (424, 152960), (478, 135680), (512, 126670), (530, 122368), (640, 101336), (848, 76480), (956, 67840), (1024, 63335), (1060, 61184), (1195, 54272), (1280, 50668), (1696, 38240), (1912, 33920), (2120, 30592), (2390, 27136), (2560, 25334), (3392, 19120), (3824, 16960), (4240, 15296), (4780, 13568), (5120, 12667), (6784, 9560), (7648, 8480)]