40778600

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4973}}^1$

素因数の和:5030

約数の個数: 48

約数和(自身を含む): 97142220

約数和(自身を除く): 56363620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 4973, 8200, 9946, 19892, 24865, 39784, 49730, 99460, 124325, 198920, 203893, 248650, 407786, 497300, 815572, 994600, 1019465, 1631144, 2038930, 4077860, 5097325, 8155720, 10194650, 20389300, 40778600]

約数ペア:

[(1, 40778600), (2, 20389300), (4, 10194650), (5, 8155720), (8, 5097325), (10, 4077860), (20, 2038930), (25, 1631144), (40, 1019465), (41, 994600), (50, 815572), (82, 497300), (100, 407786), (164, 248650), (200, 203893), (205, 198920), (328, 124325), (410, 99460), (820, 49730), (1025, 39784), (1640, 24865), (2050, 19892), (4100, 9946), (4973, 8200)]