64107520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:703

約数の個数: 88

約数和(自身を含む): 162122400

約数和(自身を除く): 98014880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 659, 760, 1024, 1216, 1280, 1318, 1520, 2432, 2560, 2636, 3040, 3295, 4864, 5120, 5272, 6080, 6590, 9728, 10544, 12160, 12521, 13180, 19456, 21088, 24320, 25042, 26360, 42176, 48640, 50084, 52720, 62605, 84352, 97280, 100168, 105440, 125210, 168704, 200336, 210880, 250420, 337408, 400672, 421760, 500840, 674816, 801344, 843520, 1001680, 1602688, 1687040, 2003360, 3205376, 3374080, 4006720, 6410752, 8013440, 12821504, 16026880, 32053760, 64107520]

約数ペア:

[(1, 64107520), (2, 32053760), (4, 16026880), (5, 12821504), (8, 8013440), (10, 6410752), (16, 4006720), (19, 3374080), (20, 3205376), (32, 2003360), (38, 1687040), (40, 1602688), (64, 1001680), (76, 843520), (80, 801344), (95, 674816), (128, 500840), (152, 421760), (160, 400672), (190, 337408), (256, 250420), (304, 210880), (320, 200336), (380, 168704), (512, 125210), (608, 105440), (640, 100168), (659, 97280), (760, 84352), (1024, 62605), (1216, 52720), (1280, 50084), (1318, 48640), (1520, 42176), (2432, 26360), (2560, 25042), (2636, 24320), (3040, 21088), (3295, 19456), (4864, 13180), (5120, 12521), (5272, 12160), (6080, 10544), (6590, 9728)]