30887450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 63478080

約数和(自身を除く): 32590630

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 631, 890, 979, 1262, 1958, 2225, 3155, 4450, 4895, 6310, 6941, 9790, 13882, 15775, 24475, 31550, 34705, 48950, 56159, 69410, 112318, 173525, 280795, 347050, 561590, 617749, 1235498, 1403975, 2807950, 3088745, 6177490, 15443725, 30887450]

約数ペア:

[(1, 30887450), (2, 15443725), (5, 6177490), (10, 3088745), (11, 2807950), (22, 1403975), (25, 1235498), (50, 617749), (55, 561590), (89, 347050), (110, 280795), (178, 173525), (275, 112318), (445, 69410), (550, 56159), (631, 48950), (890, 34705), (979, 31550), (1262, 24475), (1958, 15775), (2225, 13882), (3155, 9790), (4450, 6941), (4895, 6310)]