15679997900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{2843}}^1\times {\mathrm{7879}}^1$

素因数の和:10743

約数の個数: 72

約数和(自身を含む): 38905009920

約数和(自身を除く): 23225012020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 2843, 5686, 7879, 11372, 14215, 15758, 19901, 28430, 31516, 39395, 39802, 55153, 56860, 71075, 78790, 79604, 99505, 110306, 142150, 157580, 196975, 199010, 220612, 275765, 284300, 393950, 398020, 497525, 551530, 787900, 995050, 1103060, 1378825, 1990100, 2757650, 5515300, 22399997, 44799994, 89599988, 111999985, 156799979, 223999970, 313599958, 447999940, 559999925, 627199916, 783999895, 1119999850, 1567999790, 2239999700, 3135999580, 3919999475, 7839998950, 15679997900]

約数ペア:

[(1, 15679997900), (2, 7839998950), (4, 3919999475), (5, 3135999580), (7, 2239999700), (10, 1567999790), (14, 1119999850), (20, 783999895), (25, 627199916), (28, 559999925), (35, 447999940), (50, 313599958), (70, 223999970), (100, 156799979), (140, 111999985), (175, 89599988), (350, 44799994), (700, 22399997), (2843, 5515300), (5686, 2757650), (7879, 1990100), (11372, 1378825), (14215, 1103060), (15758, 995050), (19901, 787900), (28430, 551530), (31516, 497525), (39395, 398020), (39802, 393950), (55153, 284300), (56860, 275765), (71075, 220612), (78790, 199010), (79604, 196975), (99505, 157580), (110306, 142150)]