64487360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{28789}}^1$

素因数の和:28813

約数の個数: 56

約数和(自身を含む): 175503840

約数和(自身を除く): 111016480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 28789, 57578, 115156, 143945, 201523, 230312, 287890, 403046, 460624, 575780, 806092, 921248, 1007615, 1151560, 1612184, 1842496, 2015230, 2303120, 3224368, 4030460, 4606240, 6448736, 8060920, 9212480, 12897472, 16121840, 32243680, 64487360]

約数ペア:

[(1, 64487360), (2, 32243680), (4, 16121840), (5, 12897472), (7, 9212480), (8, 8060920), (10, 6448736), (14, 4606240), (16, 4030460), (20, 3224368), (28, 2303120), (32, 2015230), (35, 1842496), (40, 1612184), (56, 1151560), (64, 1007615), (70, 921248), (80, 806092), (112, 575780), (140, 460624), (160, 403046), (224, 287890), (280, 230312), (320, 201523), (448, 143945), (560, 115156), (1120, 57578), (2240, 28789)]