87885840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{52313}}^1$

素因数の和:52336

約数の個数: 80

約数和(自身を含む): 311372928

約数和(自身を除く): 223487088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 52313, 104626, 156939, 209252, 261565, 313878, 366191, 418504, 523130, 627756, 732382, 784695, 837008, 1046260, 1098573, 1255512, 1464764, 1569390, 1830955, 2092520, 2197146, 2511024, 2929528, 3138780, 3661910, 4185040, 4394292, 5492865, 5859056, 6277560, 7323820, 8788584, 10985730, 12555120, 14647640, 17577168, 21971460, 29295280, 43942920, 87885840]

約数ペア:

[(1, 87885840), (2, 43942920), (3, 29295280), (4, 21971460), (5, 17577168), (6, 14647640), (7, 12555120), (8, 10985730), (10, 8788584), (12, 7323820), (14, 6277560), (15, 5859056), (16, 5492865), (20, 4394292), (21, 4185040), (24, 3661910), (28, 3138780), (30, 2929528), (35, 2511024), (40, 2197146), (42, 2092520), (48, 1830955), (56, 1569390), (60, 1464764), (70, 1255512), (80, 1098573), (84, 1046260), (105, 837008), (112, 784695), (120, 732382), (140, 627756), (168, 523130), (210, 418504), (240, 366191), (280, 313878), (336, 261565), (420, 209252), (560, 156939), (840, 104626), (1680, 52313)]