327622480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{51839}}^1$

素因数の和:51931

約数の個数: 40

約数和(自身を含む): 771379200

約数和(自身を除く): 443756720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 51839, 103678, 207356, 259195, 414712, 518390, 829424, 1036780, 2073560, 4095281, 4147120, 8190562, 16381124, 20476405, 32762248, 40952810, 65524496, 81905620, 163811240, 327622480]

約数ペア:

[(1, 327622480), (2, 163811240), (4, 81905620), (5, 65524496), (8, 40952810), (10, 32762248), (16, 20476405), (20, 16381124), (40, 8190562), (79, 4147120), (80, 4095281), (158, 2073560), (316, 1036780), (395, 829424), (632, 518390), (790, 414712), (1264, 259195), (1580, 207356), (3160, 103678), (6320, 51839)]